Valuation and Qualifying Accounts (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jul. 01, 2012	Jul. 03, 2011	Jun. 27, 2010
Accrued warranty expense [Member]
Valuation and Qualifying Accounts
Balance at Beginning of Year	$ 1,601	$ 2,900	$ 3,737
Charged to Costs and Expenses	2,835	1,097	1,557
Deductions	2,714	2,396	2,394
Balance at End of Year	1,722	1,601	2,900
Allowance for doubtful accounts [Member]
Valuation and Qualifying Accounts
Balance at Beginning of Year	315	427	361
Charged to Costs and Expenses	(157)	102	178
Deductions	50	214	112
Balance at End of Year	$ 108	$ 315	$ 427