Intangible Assets (Details) (USD $)	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Intangible assets, other than capitalized software development costs
Gross carrying amount	$ 48,928,000	$ 45,683,000
Accumulated amortization	(15,912,000)	(18,133,000)
Net intangible assets	33,016,000	27,550,000	23,259,000
Customer Relationships [Member]
Intangible assets, other than capitalized software development costs
Gross carrying amount	22,050,000	23,156,000
Accumulated amortization	(11,837,000)	(10,028,000)
Net intangible assets	10,213,000	13,128,000	7,805,000
Trade Name [Member]
Intangible assets, other than capitalized software development costs
Gross carrying amount	3,368,000	2,018,000
Accumulated amortization	(1,599,000)	(1,112,000)
Net intangible assets	1,769,000	906,000	162,000
Software Technology [Member]
Intangible assets, other than capitalized software development costs
Gross carrying amount	23,510,000	20,509,000
Accumulated amortization	(2,476,000)	(6,993,000)
Net intangible assets	$ 21,034,000	$ 13,516,000	$ 15,292,000