Date the equity-based award was issued, in CCYY-MM-DD format.

No definition available.

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- Definition

Refers to the number of equal monthly installments awarded options will vest.

+ References

No definition available.

+ Details

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- Definition

Date the equity-based award becomes 25% vested and an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

+ Details

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

Percentage of vesting of share-based compensation awards.

+ References

+ Details

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- Details

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Stock Options, Non-qualified Options (Details) - Nonqualified Stock Options [Member]					3 Months Ended
	Nov. 01, 2017 shares	Mar. 01, 2017 shares	Nov. 01, 2016 shares	Nov. 16, 2015 shares	Mar. 31, 2018 Installment
Executives [Member]
Stock Options [Abstract]
Vesting period					4 years
Executives [Member] \| Vesting One Year Following Date of Hire [Member]
Stock Options [Abstract]
Vesting percentage					25.00%
Executives [Member] \| Vesting in 36 Monthly Installments Thereafter [Member]
Stock Options [Abstract]
Vesting percentage					75.00%
Number of monthly installments for vesting \| Installment					36
SVP, General Counsel and Secretary [Member]
Stock Options [Abstract]
Issue date					Nov. 16, 2015
25% vesting date					Oct. 30, 2016
Number of options (in shares)				80,000
Chief Operating Officer [Member]
Stock Options [Abstract]
Issue date					Nov. 01, 2016
25% vesting date					Oct. 17, 2017
Number of options (in shares)			150,000
SVP, Regulatory Affairs [Member]
Stock Options [Abstract]
Issue date					Mar. 01, 2017
25% vesting date					Feb. 28, 2018
Number of options (in shares)		80,000
Chief Financial Officer [Member]
Stock Options [Abstract]
Issue date					Nov. 01, 2017
25% vesting date					Oct. 31, 2018
Number of options (in shares)	200,000