Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Mar. 31, 2015
Intangible assets, other than capitalized software development costs
Gross carrying amount	$ 50,728		$ 50,728		$ 50,728
Accumulated amortization	(28,441)		(28,441)		(23,039)
Net intangible assets	22,287		22,287		27,689
Amortization			(5,402)	$ (5,371)
Operating Expense [Member]
Intangible assets, other than capitalized software development costs
Amortization	(898)	$ (905)	(2,692)	(2,811)
Cost of Revenue [Member]
Intangible assets, other than capitalized software development costs
Amortization	(903)	$ (858)	(2,710)	$ (2,560)
Customer Relationships [Member]
Intangible assets, other than capitalized software development costs
Gross carrying amount	22,050		22,050		22,050
Accumulated amortization	(17,270)		(17,270)		(14,986)
Net intangible assets	4,780		4,780		7,064
Trade Name & Contracts [Member]
Intangible assets, other than capitalized software development costs
Gross carrying amount	3,368		3,368		3,368
Accumulated amortization	(2,567)		(2,567)		(2,159)
Net intangible assets	801		801		1,209
Software Technology [Member]
Intangible assets, other than capitalized software development costs
Gross carrying amount	25,310		25,310		25,310
Accumulated amortization	(8,604)		(8,604)		(5,894)
Net intangible assets	$ 16,706		$ 16,706		$ 19,416