Restructuring Actions (Details) (USD $)	3 Months Ended		9 Months Ended
	Apr. 01, 2012	Mar. 27, 2011	Apr. 01, 2012	Mar. 27, 2011
Restructuring Cost and Reserve [Line Items]
Cost Of Goods Sold Restructuring Charges	$ 19,764,000	$ 0	$ 19,764,000	$ 0
After Tax Restructuring Charges	9,600,000		9,590,000
Restructuring Charge Per Diluted Share	$ 0.19		$ 0.19
Operating Restructuring Charges	0	0	0	3,537,000
Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Incremental Compensation Cost				1,300,000
Severance And Other Related Employee Separation Costs				2,200,000
Newbern_Regular [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated			240
Newbern_Temp [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated			450
Ostrava_Regular [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated			77
Engines [Member]
Restructuring Cost and Reserve [Line Items]
Cost Of Goods Sold Restructuring Charges	9,943,000	0	9,943,000	0
Products [Member]
Restructuring Cost and Reserve [Line Items]
Cost Of Goods Sold Restructuring Charges	$ 9,821,000	$ 0	$ 9,821,000	$ 0