Income Taxes - Additional Information (Details) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
	Dec. 22, 2017	Dec. 21, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Mar. 31, 2017
Income Tax Disclosure [Abstract]
Provision for income taxes			$ 1,487	$ 2,342	$ 6,134	$ 3,950
Effective tax rate (as a percentage)			49.10%	18.30%	31.30%	22.20%
Liability for unrecognized tax benefits			$ 4,890		$ 4,890		$ 4,762
Period within which the company does not anticipate total unrecognized tax benefits to change					within the next twelve months
Federal corporate tax rate	21.00%	35.00%
Estimated effective tax rate (as a percentage)	31.50%
Decrease in net deferred tax assets due to tax reform					$ (3,095)
Income tax expense due to tax reform					$ 1,354