Revenue from External Customers by Geographic Location (Detail) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Jun. 27, 2015	Mar. 28, 2015	Dec. 27, 2014	Sep. 27, 2014	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 27, 2015	Jun. 28, 2014	Jun. 29, 2013
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items]
Revenue from external customers	$ 37,698	$ 34,766	$ 40,920	$ 45,259	$ 39,693	$ 32,273	$ 29,613	$ 29,071	$ 34,493	$ 34,970	$ 31,452	$ 32,977	$ 158,643	$ 130,650	$ 133,892
United States [Member]
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items]
Revenue from external customers													91,863	80,045	70,986
International [Member]
Revenue From External Customers Attributed To Foreign Countries By Geographic Area [Line Items]
Revenue from external customers													$ 66,780	$ 50,605	$ 62,906