Income Taxes (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Mar. 31, 2018
Income Tax Contingency [Line Items]
Current Income Tax Expense (Benefit)	$ 4,600,000
Income tax expense (benefit) (1)	4,600,000	$ 1,140,000
Current State and Local Tax Expense (Benefit)	300,000
Current Federal Tax Expense (Benefit)	200,000	0
Tax Cuts & Jobs Act			$ 800,000
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount	79,300,000
Foreign Tax Authority [Member]
Income Tax Contingency [Line Items]
Income tax expense (benefit) (1)		1,000,000
Foreign Income Tax Expense (Benefit), Continuing Operations	4,700,000
Tax Adjustments, Settlements, and Unusual Provisions	$ 900,000
State and Local Jurisdiction [Member]
Income Tax Contingency [Line Items]
Income tax expense (benefit) (1)		$ 100,000