Segment Information Restructuring Charges Impact on Gross Profit by Segment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 30, 2012	Jan. 01, 2012	Dec. 30, 2012	Jan. 01, 2012
Cost Of Goods Sold Restructuring Charges	$ 3,200	$ 0	$ 8,325	$ 0
Engines [Member]
Cost Of Goods Sold Restructuring Charges	847	0	1,937	0
Products [Member]
Cost Of Goods Sold Restructuring Charges	$ 2,353	$ 0	$ 6,388	$ 0