Stock-Based Compensation (Details) (USD $)	3 Months Ended
	Mar. 29, 2014 stock_plan		Mar. 30, 2013
Number of stock plans approved by shareholders	2
Total stock-based compensation (benefit) expense(1)	$ (108,000)	[1]	$ 432,000	[1]
Income tax expense (benefit)	37,000		(148,000)
Total stock-based compensation (benefit) expense, net of tax	(71,000)		284,000
Employee Service Share-based Compensation, Expense (Benefit) of Change in Forfeiture Rate	(1,200,000)
CEO Transition Costs (Benefit)			(391,000)
Stock Options [Member]
Total stock-based compensation (benefit) expense(1)	235,000		545,000
Time-Based Stock Awards And Performance Stock Awards [Member]
Total stock-based compensation (benefit) expense(1)	$ (343,000)		$ (113,000)

[1] The three months ended March 29, 2014 includes a $1.2 million benefit related to a change in estimated forfeitures due to employee turnover during the quarter. The three months ended March 30, 2013 includes $0.4 million of CEO transition benefit.