Special Charges, Net Narrative (Details) (USD $)	3 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 188,000	$ 1,747,000
Special Charges Net
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,646,000	1,747,000
Plant realignment costs	96,000	673,000
IS support initiative (less than $0.01 million and $0.3 million for the 3 months ended March 30, 2013 and March 31, 2012, respectively)	7,000	277,000
Other restructure initiatives	0	50,000
Blackstone acquisition costs	0	361,000
Internal Redesign and Restructuring of Global Operations
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,500,000
Severance costs	100,000
Internal Redesign and Restructuring of Global Operations | Consultant Fee
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,200,000	700,000
Internal Redesign and Restructuring of Global Operations | Employee Relocation, Professional Fees and Other Administrative Cost
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 200,000