Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Tax Disclosure [Abstract]
Provision for income taxes	$ 4,168	$ 2,552	$ 7,092	$ 5,207
Effective tax rate (as a percentage)	33.40%	34.90%	32.60%	34.40%
Liability for unrecognized tax benefits	$ 3,836		$ 3,836
Decrease in liability for unrecognized tax benefits due to the expiration of the statute of limitations of prior year tax positions of acquired companies			$ 3,108
Period within which the company does not anticipate total unrecognized tax benefits to change			within the next twelve months