Fair Value Measurements (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Mar. 31, 2015
Liabilities:
Contingent consideration — current	$ 43	$ 8
Contingent consideration — non-current	61	104
Fair Value, Measurements, Recurring [Member]
Assets:
Corporate-owned life insurance — non-current	2,542	2,493
Liabilities:
Contingent consideration — current	43	8
Contingent consideration — non-current	61	104
Active markets for identical assets or liabilities (Level 1) [Member] | Fair Value, Measurements, Recurring [Member]
Assets:
Corporate-owned life insurance — non-current	0	0
Liabilities:
Contingent consideration — current	0
Contingent consideration — non-current	0
Quoted prices in similar instruments and observable inputs (Level 2) [Member] | Fair Value, Measurements, Recurring [Member]
Assets:
Corporate-owned life insurance — non-current	0	0
Liabilities:
Contingent consideration — current	0
Contingent consideration — non-current	0
Active markets for unobservable inputs (Level 3) [Member] | Fair Value, Measurements, Recurring [Member]
Assets:
Corporate-owned life insurance — non-current	2,542	2,493
Liabilities:
Contingent consideration — current	43	8
Contingent consideration — non-current	$ 61	$ 104