Stock-Based Compensation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014		Jun. 29, 2013
Stock-Based Compensation [Abstract]
Executive compensation charges (credit)	$ 0	$ (1,778)	$ 0		$ (1,778)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense recognized	804	(2,640)	1,745		(1,592)
Unrecognized Compensation Cost	10,766		10,766
Expiration date of the 2007 stock incentive plan			May 20, 2024
Maximum number of shares granted under restricted stock, unrestricted stock, RSU's and stock options to officers, employees and employee directors (in shares)	6,500,000		6,500,000
Stock Options Outstanding:
Balance			109,000
Exercised (in shares)			0
Balance	109,000		109,000
Balance (in dollars per share)	$ 15.24		$ 15.24
Weighted average remaining contractual life of options outstanding			2 years 8 months 23 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest [Abstract]
Vested and expected to vest (in dollars per share)	$ 15.24		$ 15.24
Stock price (in dollars per share)	$ 15.22		$ 15.22
Stock options exercised (in shares)			0
Intrinsic value under share based compensation scheme			80
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense recognized	0	6	0		18
Unrecognized Compensation Cost	0		0
Weighted Average Remaining Amortization Periods			0 years
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense recognized	804	(2,646)	1,614		(1,718)
Unrecognized Compensation Cost	10,766		10,766
Weighted Average Remaining Amortization Periods			1 year 4 months 24 days
Equity Awards Other Than Options Outstanding:
Balance (in shares)			1,059
Balance (in dollars per share)			$ 13.40
Granted (in shares)			336
Granted (in dollars per share)			$ 13.48
Vested (in shares)			(146)	[1]
Vested (in dollars per share)			$ 15.87	[1]
Cancelled or forfeited (in shares)			(102)
Cancelled or forfeited (in dollars per share)			$ 17.45
Balance (in shares)	1,147		1,147
Balance (in dollars per share)	$ 12.75		$ 12.75
Expected to vest at June 28, 2014 (in shares)	760		760
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance	1,147		1,147
Phantom Share Units (PSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense recognized	0	0	131		108
Unrecognized Compensation Cost	$ 0		$ 0
Weighted Average Remaining Amortization Periods			0 years
Equity Awards Other Than Options Outstanding:
Balance (in shares)			107
Granted (in shares)			10
Granted (in dollars per share)			$ 13.12
Dividend equivalents issued			1
Redeemed for common stock			0
Balance (in shares)	118		118
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance	118		118
Scheduled to Vest January 1, 2015 [Member] | Performance Vested Restricted Stock Units [Member]
Equity Awards Other Than Options Outstanding:
Balance (in shares)	276		276
Expected to vest at June 28, 2014 (in shares)	0		0
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Not Expected To Vest Outstanding Number	276		276
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance	276		276
Scheduled to Vest January 1, 2016 [Member] | Performance Vested Restricted Stock Units [Member]
Equity Awards Other Than Options Outstanding:
Balance (in shares)	222		222
Expected to vest at June 28, 2014 (in shares)	111		111
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Not Expected To Vest Outstanding Number	111		111
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance	222		222
Scheduled to Vest January 1, 2017 [Member] | Performance Vested Restricted Stock Units [Member]
Equity Awards Other Than Options Outstanding:
Balance (in shares)	192		192
Expected to vest at June 28, 2014 (in shares)	192		192
Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Not Expected To Vest Outstanding Number	0		0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number, Ending Balance	192		192

[1] The number of RSUs vested includes shares that the Company withheld on behalf of employees to satisfy the statutory tax withholding requirements.