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Stock-based Compensation (Details 1) shares in Thousands	3 Months Ended
	Jun. 30, 2018 shares
Summary of the stock option activity
Options beginning outstanding	1,151
Granted	0
Exercised	(162)
Cancelled/Forfeited	(82)
Options ending outstanding	907

X

- Definition

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)-(4)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

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

+ References

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-Publisher FASB
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-SubTopic 10
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- Definition

Number of options outstanding, including both vested and non-vested options.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Number of share options (or share units) exercised during the current period.

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