Commitments and Contingencies (Details) (USD $)	9 Months Ended
	Oct. 01, 2011	Jun. 21, 2011 Percent	Apr. 04, 2011	Dec. 25, 2010	Apr. 19, 2010 Percent
Environmental Matters [Abstract]
Environmental reserves	$ 23,111,000			$ 23,902,000
Belding, Michigan Lead Matters [Abstract]
Residential Properties With Soil Sampling			47
Properties With Lead Levels Above Michigan Clean-up Residential Standards			16
United States Department of Commerce Antidumping Review [Abstract]
Assignment of antidumping duty rate on U.S. imports by Company subsidiaries (in hundredths)		19.80%			48.30%
Reserve for Antidumpting Duties for Report Issued on April 19, 2010	4,200,000
Reserve for Antidumpting Duties for Report Issued on June 21, 2011	1,000,000
Other [Abstract]
Term of guarantees, years	1
Maximum payments required to be made under guarantees	11,400,000
Loss Contingencies [Line Items]
Book value of inventories prior to potential scrap recoveries	9,400,000
Net book value of certain production equipment and building structures that were damaged	9,400,000
Receivable for clean-up and other out of pocket costs incurred	200,000
Advance from insurance company	10,000,000
Net claim receivable	$ 9,000,000