Segment Information - Net Revenue and Long-Lived Assets by Geographic Area (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
Net revenue:
Total net revenue	$ 64,961	$ 66,694	$ 137,350	$ 135,883
Property and equipment, net:
Total property and equipment, net	8,678		8,678		$ 8,565
United States [Member]
Net revenue:
Total net revenue	63,440	65,397	134,666	133,467
Property and equipment, net:
Total property and equipment, net	8,190		8,190		8,313
International [Member]
Net revenue:
Total net revenue	1,521	$ 1,297	2,684	$ 2,416
Property and equipment, net:
Total property and equipment, net	$ 488		$ 488		$ 252