Stockholders' Equity (Details) (USD $)	3 Months Ended	6 Months Ended
	Jun. 29, 2012	Jun. 29, 2012
Number of employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted share awards granted		22,000
Restricted share awards granted, value per share		$ 19.72
Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted share awards granted		54,719
Restricted share awards granted, value per share		$ 17.16
Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted share awards granted		7,208
Restricted share awards granted, value per share		$ 20.53
Share based compensation	$ 9	$ 9
Dominick Cerbone [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted share awards granted		1,948
Restricted share awards granted, value per share		$ 18.99
Share based compensation	3	3
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted share awards granted		31,168
Performance Shares [Member] | Number of employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation	129	272
Performance Shares [Member] | Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation	82	0
Time Based Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted share awards granted		23,551
Time Based Shares [Member] | Number of employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation	27	36
Time Based Shares [Member] | Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation	$ 15	$ 40
Omnibus Equity Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares available to grant	1,465,629	1,465,629