Income Taxes Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended		12 Months Ended
	Dec. 31, 2018	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2018
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%	35.00%
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount	$ 5,780	$ 13,634
Tax Cuts and Jobs Act - Transition tax amount		3,497		$ 3,877
Tax Cuts and Jobs Act - Foreign Tax credit		577
Tax Cuts and Jobs Act - Adjustment		375
Tax Cuts and Jobs Act - Net Tax Benefit	$ 5,977	$ 18,083