Share Based Awards (Details 1) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Deferred Federal, State and Local, Tax Expense (Benefit)	$ (129)	$ 10,030	$ (11,872)
Schedule of Share Based Compensation Valuation Assumption
Weighted-average grant date fair value per share of stock options	$ 5.00	$ 4.44	$ 3.50

The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration