Schedule of Changes in Projected Benefit Obligations and Plan Assets (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014
Change in projected benefit obligation:
Projected benefit obligation, date of acquisition	$ 38,748
Service cost	3,375
Interest cost	812
Plan amendments	(1,661)
Participant contributions	1,110
Benefits (paid) received	(3,959)
Actuarial (gain) loss on obligation	(867)
Currency translation adjustment	1,832
Projected benefit obligation, end of period	39,390
Change in plan assets:
Plan assets at fair value, date of acquisition	30,167
Actual return on plan assets	776
Employer contributions	2,253
Participant contributions	1,110
Benefits (paid) received	(3,959)
Currency translation adjustment	1,617
Plan assets at fair value, end of period	31,965
Other non-current assets:
Deferred tax asset	1,570
Other non-current liabilities:
Underfunded pension liability	7,425
Amounts recognized in accumulated other comprehensive income, net of tax:
Pension adjustment, net of taxes of $387	1,443
Accumulated benefit obligation, end of period	$ 35,581