Changes in Accumulated Other Comprehensive Income ("AOCI") by Component, Net of Tax (Detail) $ in Thousands	3 Months Ended
	Sep. 30, 2015 USD ($)
Accumulated Other Comprehensive Income Loss [Line Items]
AOCI, net of tax Beginning balance	$ 8,665
Other comprehensive income before reclassifications	(8,151)
Amounts reclassified from AOCI	36
Net current-period other comprehensive income	(8,115)
AOCI, net of tax Ending balance	550
Foreign Currency Translation Adjustment
Accumulated Other Comprehensive Income Loss [Line Items]
AOCI, net of tax Beginning balance	9,466
Other comprehensive income before reclassifications	(8,151)
Net current-period other comprehensive income	(8,151)
AOCI, net of tax Ending balance	1,315
Defined Benefit Pension Plan
Accumulated Other Comprehensive Income Loss [Line Items]
AOCI, net of tax Beginning balance	(801)
Amounts reclassified from AOCI	36
Net current-period other comprehensive income	36
AOCI, net of tax Ending balance	$ (765)