Income Taxes (Unrecognized Tax Benefits) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Income Tax Disclosure [Abstract]
Unrecognized tax benefits that, if recognized, would impact effective tax rate	$ 18,200	$ 28,300
Reconciliation of gross unrecognized tax benefits [Roll Forward]
Balance at beginning of year	37,966	35,919
Increases in tax positions for prior years	774	51
Decreases in tax positions for prior years	(3,052)	(2,334)
Increases in tax positions for current year	2,864	6,259
Settlements	(181)	(97)
Lapse in statute of limitations	(8,848)	(1,832)
Balance at end of year	29,523	37,966
Uncertain tax benefit recognized from lapse in statute of limitations that relate to income tax positions on temporary differences	500
Unrecognized tax benefits, accrued interest and penalties	$ 6,000	$ 8,600