Intangible Assets (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Mar. 31, 2012
Activity Related to the intangible assets
Balance at beginning of period	$ 33,016				$ 27,550
Amortization	(1,841)	[1]	(1,866)	[1]
Balance at end of period	31,175		25,684		27,550
Customer Relationships [Member]
Activity Related to the intangible assets
Balance at beginning of period	10,213				13,128
Amortization	(865)	[1]	(1,054)	[1]
Balance at end of period	9,348		12,074		13,128
Trade Name & Contracts [Member]
Activity Related to the intangible assets
Balance at beginning of period	1,769				906
Amortization	(133)	[1]	(80)	[1]
Balance at end of period	1,636		826		906
Software Technology [Member]
Activity Related to the intangible assets
Balance at beginning of period	21,034				13,516
Amortization	(843)	[1]	(732)	[1]
Balance at end of period	$ 20,191		$ 12,784		$ 13,516

[1] Amortization of the customer relationships and the trade name & contracts intangible assets is included in operating expenses and amortization of the software technology intangible assets is included in cost of revenue for software and hardware.