Acquisitions Acquisitions (Details Textual) (USD $)	12 Months Ended			0 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012	Jun. 10, 2013 TimeManagement Corporation [Member]
Business Acquisition [Line Items]
Business Acquisition, Purchase Price Allocation, Goodwill Amount	$ 17,158,000	$ 14,128,000	$ 15,198,000	$ 3,444,000
Cash paid for acquisiton	1,812,000	0	0	1,800,000
Business Acquisition, Contingent Consideration, Potential Cash Payment				$ 1,800,000
Business Acquisition, Goodwill, Expected Tax Deductible Period				15 years
Business Combination, Contingent Consideration Arrangements, Period				5 years