Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Finite Lived Intangible Assets [Line Items]
Amortization of other intangibles			$ 16,180	$ 17,350
Customer Relations and Contracts | Operating Expense
Finite Lived Intangible Assets [Line Items]
Amortization of other intangibles	$ 1,028	$ 1,956	3,317	6,015
Computer Software, Intangible Asset | Cost of Revenue
Finite Lived Intangible Assets [Line Items]
Amortization of other intangibles	$ 4,288	$ 4,127	$ 12,863	$ 11,335