Income Taxes (Narrative) (Detail) (USD $)	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Schedule Of Income Taxes [Line Items]
Cash paid for income taxes	$ 13,200,000	$ 22,700,000	$ 5,800,000
Earnings before income taxes of non-U.S. operations	62,900,000	85,400,000	41,400,000
Additional deferred tax liability due to undistributed foreign earnings	93,000,000	83,000,000
Vietnam subsidiary income tax rate	7.50%	5.00%	0.00%
Interest and penalties recognized within income tax expense	200,000	100,000
Interest and penalties accrued	100,000	200,000
Unrecognized tax benefits that would impact effective tax rate	2,800,000
Unrecognized tax benefits expected reductions resulting from lapse of applicable statute of limitations related to transfer pricing	0
Income tax examination, year(s) under examination	2009
Settlement of unrecognized tax benefits, amount	$ (842,000)