Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 25, 2013	Dec. 26, 2012	Dec. 28, 2011
Statement of Comprehensive Income [Abstract]
Net income	$ 24,572	$ 22,309	$ 112,287
Other comprehensive income, net of tax:
Minimum pension liability adjustment, net of tax expense (benefit) of $4,164, $(191) and $(3,615)	6,309	(186)	(5,614)
Recognition of unrealized gain on hedged transactions, net of tax expense of $1,184	1,848	0	0
Other comprehensive income (loss)	8,157	(186)	(5,614)
Total comprehensive income	$ 32,729	$ 22,123	$ 106,673