Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	9 Months Ended	12 Months Ended
	Sep. 29, 2012	Dec. 31, 2011
Consolidated Balance Sheets
Common Stock, No Par Value
Common Stock, Shares Authorized	100,800,000	100,800,000
Common Stock, Shares, Issued	33,047,807	33,047,807
Deferred Tax, Other Comprehensive Income	$ 4,183	$ 3,800
Treasury Stock, Shares	6,149,364	6,149,364