Income Taxes (Details) $ in Thousands	3 Months Ended	6 Months Ended
	Sep. 30, 2016 USD ($)	Sep. 30, 2016 USD ($)
Income Tax Contingency [Line Items]
Income tax rate reconciliation adjustment for uncertainty in income taxes		$ 8,695
Unrecognized tax benefits, income tax penalties and interest expense	$ 106	302
Unrecognized tax benefits, interest on income taxes accrued	2,144	2,144
Other noncurrent liabilities
Income Tax Contingency [Line Items]
Income tax rate reconciliation adjustment for uncertainty in income taxes		7,482
Unrecognized tax benefits, interest on income taxes accrued	$ 1,824	$ 1,824