MetaStat, Inc.

COMPANY

COMPANY

10-Q

FORM

FORM

2017-07-17

FILING DATE

FILING DATE

2017-05-31

Q1 PERIOD END

Q1 PERIOD END

398

FACTS

SIC 3674

CIK 0001404943

Filing Software Novaworks

Taxonomy
US GAAP 2017

Standard Concepts

157

Extended Concepts

39

20%

Extended Concepts

Errors

0

What are errors?

Indicate problems with an XBRL formatted filing that are sufficient grounds for SEC rejection of the XBRL portion of the filing.

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Expected volatility with a value of 1.290. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsExpectedVolatilityRate fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: pure
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Expected volatility with a value of 1.000. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsExpectedVolatilityRate fact are:
Period: 2016-03-01 to 2016-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: pure
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Expected dividend yield with a value of 0.00. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsExpectedDividendRate fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: pure
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Expected dividend yield with a value of 0.00. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsExpectedDividendRate fact are:
Period: 2016-03-01 to 2016-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: pure
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Risk-free interest rate with a value of 0.0195. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsRiskFreeInterestRate fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: pure
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Risk-free interest rate with a value of 0.0165. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsRiskFreeInterestRate fact are:
Period: 2016-03-01 to 2016-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: pure
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Expected Term with a value of P6Y4D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsExpectedTerm fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: none
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Expected Term with a value of P6Y. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:FairValueAssumptionsExpectedTerm fact are:
Period: 2016-03-01 to 2016-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: none
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of shares with a value of 981,475. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of shares with a value of 966,474. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber fact are:
Period: 2017-02-28
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Granted with a value of 55,000. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 350,477. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: shares
R...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 160,555. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareB...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 16,668. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 0. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCo...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 30,000. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 1,068. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBas...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 40,001. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 41,434. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 3,334. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBas...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 11,112. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number with a value of 8,068. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBas...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise prices with a value of 5.46. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: mul USD
div shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise prices with a value of 5.71. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice fact are:
Period: 2017-02-28
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: mul USD
div shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price with a value of 3.00. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice fact are:
Period: 2017-03-01 to 2017-05-31
Di...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price with a value of 8.25. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice fact are:
Period: 2017-03-01 to 201...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Forfeited with a value of -39,999. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 9.96. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: mul USD
div shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 2. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePr...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 2.19. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercis...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 3. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePr...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 3.55. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercis...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 8.1. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercise...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 8.25. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercis...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 10.2. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercis...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 11.25. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExerci...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 16.5. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercis...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 22.5. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercis...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercise Price with a value of 48.75. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExerci...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value with a value of 0. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Uni...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value with a value of 0. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue fact are:
Period: 2017-02-28
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Uni...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value with a value of 0. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Un...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Outstanding and expected to vest at Beginning of Period with a value of P8Y10M13D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:OptionsOutstandingAndExpectedToVestAtBeginningOfPeriod fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: none
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Outstanding and expected to vest at End of Period with a value of P8Y8M19D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:O...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P7Y11M12D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: none
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P9Y1M10D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSh...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P8Y8M5D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSha...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P7Y8M1D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSha...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P8Y4D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationShare...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P4Y7M10D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSh...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P7Y11M19D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationS...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P7Y4M17D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSh...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P7Y8M1D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSha...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P5Y10M6D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSh...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Exercisable at End of period with a value of P8Y11M26D. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationS...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 630,998. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: shares
Rule version: 3.3.1

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 319,445. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRang...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 83,332. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 176,000. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRang...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 0. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis ...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 0. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis ...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 40,000. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRange...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 0. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis ...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 3,333. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeA...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Number of Options with a value of 8,888. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares fact are:
Period: 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
us-gaap:ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeA...

ERROR

ERROR

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 2. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaap:P...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 2.19. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 3. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaap:P...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 8.1. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaap...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 8.25. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 10.2. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 10.5. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 11.25. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-ga...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 16.5. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 22.5. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-gaa...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Weighted Average Grant Date Fair Value with a value of 48.75. This member should not be used with the Derivative By Nature [Axis].
The properties of this us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue fact are:
Period: 2017-05-31
Dimensions: us-ga...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Weighted Average Remaining Life (years) with a value of P9Y1M24D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNotYetExercisableOptionsWeightedAverageRemainingContractualTerm2 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMembe...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Weighted Average Remaining Life (years) with a value of P9Y1M10D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNotYetExercisableOptionsWeightedAverageRemainingContractualTerm2 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMembe...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Weighted Average Remaining Life (years) with a value of P8Y11M26D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNotYetExercisableOptionsWeightedAverageRemainingContractualTerm2 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMemb...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Weighted Average Remaining Life (years) with a value of P9Y8M5D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNotYetExercisableOptionsWeightedAverageRemainingContractualTerm2 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Weighted Average Remaining Life (years) with a value of P7Y11M19D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNotYetExercisableOptionsWeightedAverageRemainingContractualTerm2 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMemb...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Weighted Average Remaining Life (years) with a value of P8Y18D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNotYetExercisableOptionsWeightedAverageRemainingContractualTerm2 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
...

ERROR

The member, Option [Member] is used on the axis Derivative By Nature [Axis] with the element Weighted Average Remaining Life (years) with a value of P7Y4M17D. This member should not be used with the Derivative By Nature [Axis].
The properties of this MTST:SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNotYetExercisableOptionsWeightedAverageRemainingContractualTerm2 fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMembe...

ERROR

Total Other Expenses (Income) has a value of -460,642 which is less than zero. This element should not have a negative value.
The properties of this us-gaap:OtherExpenses fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: none
Unit: USD
Rule version: 3.6.0

ERROR

Forfeited has a value of -39,999 which is less than zero. This element should not have a negative value.
The properties of this us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod fact are:
Period: 2017-03-01 to 2017-05-31
Dimensions: us-gaap:PlanNameAxis = us-gaap:OptionMember
Unit: shares
Rule version: 3.6.0

ERROR

Notes Payable has a value of -10,914 which is less than zero. This element should not have a negative value.
The properties of this us-gaap:NotesPayable fact are:
Period: 2017-02-28
Dimensions: us-gaap:InformationByCategoryOfDebtSecurityAxis = MTST:DiscountMember
Unit: USD
Rule version: 3.6.0

ERROR

Notes Payable has a value of -6,315 which is less than zero. This element should not have a negative value.
The properties of this us-gaap:NotesPayable fact are:
Period: 2017-05-31
Dimensions: us-gaap:InformationByCategoryOfDebtSecurityAxis = MTST:DiscountMember
Unit: USD
Rule version: 3.6.0

What are data quality errors?

Indicate areas that may not meet the standards set by the Data Quality Committee (DQC), and may reveal areas where the XBRL can be improved.

SEC: Filing | Interactive Data