Intangible Assets and Goodwill - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015
Goodwill And Intangible Assets Disclosure [Abstract]
Amortization of intangible assets	$ 2,300	$ 3,300	$ 4,700	$ 7,100
Goodwill	$ 56,118		$ 56,118		$ 56,118