Warranties (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Oct. 01, 2011
Movement in Standard Product Warranty Accrual [Roll Forward]
Balance at beginning of period	$ 1,243	$ 1,116	$ 1,200
Provision for warranties issued	123	601
Warranty claims	(303)	(517)
Balance at end of period	$ 1,063		$ 1,200