Post Retirement Plans (Employer Contributions) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Defined Benefit Plan Disclosure [Line Items]
Contribution of company to company pension plans	$ 853	$ 635	$ 1,409
IAM National Pension Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Contribution of company to company pension plans	100	104	77
Expiration Date of Collective Bargaining Agreement	5/1/2016
Retail, Wholesale And Department Store International Union And Industry Pension Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Contribution of company to company pension plans	121	123	118
Expiration Date of Collective Bargaining Agreement	8/10/2013
Western Conference Of Teamsters Pension Trust [Member]
Defined Benefit Plan Disclosure [Line Items]
Contribution of company to company pension plans	291	318	291
Expiration Date of Collective Bargaining Agreement	2/11/2012
BC&T International Pension Fund [Member]
Defined Benefit Plan Disclosure [Line Items]
Contribution of company to company pension plans	$ 673	$ 713	$ 706
Expiration Date of Collective Bargaining Agreement	10/26/2012