Warranty (Details) (USD $)	3 Months Ended
	Sep. 27, 2013	Sep. 28, 2012
Activity in warranty reserve [Abstract]
Reserve balance, beginning of period	$ 5,701,000	$ 5,745,000
Current period expense	371,000	881,000
Payments or credits to customers	(381,000)	(1,185,000)
Translation	(27,000)	21,000
Reserve balance, end of period	5,664,000	5,462,000
Current portion of warranty accrual	(4,096,000)
Long-term portion of warranty accrual	$ (1,568,000)