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Stock-based Compensation Stock Awards Activity (Details) - $ / shares shares in Thousands	3 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Stock-based Compensation Stock Awards Activity Details
Balance at beginning of period	5,939	4,950
Granted	948	370
Vested	(299)	(189)
Canceled and forfeited	(168)	(128)
Balance at end of period	6,420	5,003
Weighted-average grant date fair market value of restricted stock rights granted	$ 22.20	$ 13.5
Weighted-average remaining contractual term, in years, ending balance	2 years 144 days	2 years 162 days

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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-Subparagraph (c)(2)(iii)(1)
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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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- Definition

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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