Income Taxes - Components of Income Tax Provision (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Current:
Federal	$ 20,102	$ 7,904	$ 17,210
State	624	684	817
Foreign	5,252	3,806	1,206
Current income tax expense (benefit)	25,978	12,394	19,233
Deferred:
Federal	122	(5,984)	(2,862)
State	(472)	(1,093)	(873)
Foreign	(191)	0	0
Deferred income tax expense (benefit)	(541)	(7,077)	(3,735)
Income tax provision	$ 25,437	$ 5,317	$ 15,498