Stock-Based Compensation Summarized Data for Stock Based Compensation Plans (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Compensation expense for all stock based compensation plans	$ 3,194	$ 3,222	$ 4,520
Tax (expense) benefits for stock-based compensation	0	0	0
Fair value of stock options vested	$ 3,353	$ 2,184	$ 1,230

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

+ References

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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