Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011
Net income	$ 88,678	$ 90,028	$ 124,268
Other comprehensive income (loss):
Foreign currency translation adjustment	4,133	(28,325)	25,971
Postretirement obligations:
Amortization of net loss and prior service cost, net of tax	376	(91)	(89)
Prior service credit and actuarial losses on post retirement obligations, net of tax	606	(3,625)	248
Net unrealized gain (loss) from cash flow hedging instruments, net of tax	2	6	(258)
Other comprehensive income (loss):	5,117	(32,035)	25,872
Comprehensive income	$ 93,795	$ 57,993	$ 150,140