Fair Value Measurements (Details) (USD $)	3 Months Ended		9 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Mar. 31, 2014
Reconciliation of liability measured at fair value
Balance at the beginning of the period			$ 327,000
Payments made or accrued to reduce BTS liability			9,000
Fair value disclosure of liabilities
Deferred acquisition payment			336,000
Current portions of contingent consideration included within accrued liabilities	0		0		327,000
Non-financial assets measured at fair value
Non-financial assets measured at fair value	$ 0	$ 0	$ 0	$ 0