Warranty (Details) (USD $)	3 Months Ended
Sep. 28, 2012	Sep. 30, 2011
Changes in warranty reserve [Rollforward]
Reserve balance, beginning of period	$ 5,745,000	$ 6,022,000
Current period expense	881,000	1,464,000
Payments or credits to customers	(1,185,000)	(773,000)
Translation	21,000	(130,000)
Reserve balance, end of period	5,462,000	6,583,000
Current portion of warranty accrual	4,088,000
Long-term portion of warranty accrual	$ 1,374,000

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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