Consolidated Statement of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Treasury Stock [Member]	Paid-in Capital [Member]	(Deficit) [Member]	Accumulated Other Comprehensive Loss, Net [Member]
Balance at Dec. 26, 2012	$ (4,460)	$ 1,038	$ (47,638)	$ 562,657	$ (495,518)	$ (24,999)
Balance, common stock, share issued at Dec. 26, 2012		103,764
Balance, treasury stock, at cost, shares at Dec. 26, 2012			(11,535)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	24,572				24,572
Other comprehensive income (loss)	8,157					8,157
Share-based compensation on equity classified awards	2,292			2,292
Purchase of treasury stock	$ (24,698)		$ (24,698)
Purchase of treasury stock (in shares)	(4,200)		(4,247)
Issuance of common stock for share-based compensation	$ 0	$ 3		(3)
Issuance of common stock for share-based compensation (in shares)		351
Exercise of common stock options	2,955	$ 9		2,946
Exercise of common stock options (shares)		899
Tax benefit (expense) from share-based compensation	(387)			(387)
Balance at Dec. 25, 2013	8,431	$ 1,050	$ (72,336)	567,505	(470,946)	(16,842)
Balance, common stock, share issued at Dec. 25, 2013		105,014
Balance, treasury stock, at cost, shares at Dec. 25, 2013			(15,782)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	32,725				32,725
Other comprehensive income (loss)	(7,760)					(7,760)
Share-based compensation on equity classified awards	2,345			2,345
Purchase of treasury stock	$ (35,990)		$ (35,990)
Purchase of treasury stock (in shares)	(5,300)		(5,329)
Issuance of common stock for share-based compensation	$ 0	$ 1		(1)
Issuance of common stock for share-based compensation (in shares)		151
Exercise of common stock options	2,169	$ 7		2,162
Exercise of common stock options (shares)		653
Tax benefit (expense) from share-based compensation	(337)			(337)
Balance at Dec. 31, 2014	$ 1,583	$ 1,058	$ (108,326)	571,674	(438,221)	(24,602)
Balance, common stock, share issued at Dec. 31, 2014	105,818	105,818
Balance, treasury stock, at cost, shares at Dec. 31, 2014	(21,111)		(21,111)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 35,976				35,976
Other comprehensive income (loss)	825					825
Share-based compensation on equity classified awards	3,428			3,428
Purchase of treasury stock	$ (92,676)		$ (92,676)
Purchase of treasury stock (in shares)	(8,500)		(8,548)
Equity forward contract	$ (13,111)			(13,111)
Issuance of common stock for share-based compensation	0	$ 5		(5)
Issuance of common stock for share-based compensation (in shares)		503
Exercise of common stock options	732	$ 2		730
Exercise of common stock options (shares)		200
Tax benefit (expense) from share-based compensation	2,648			2,648
Balance at Dec. 30, 2015	$ (60,595)	$ 1,065	$ (201,002)	$ 565,364	$ (402,245)	$ (23,777)
Balance, common stock, share issued at Dec. 30, 2015	106,521	106,521
Balance, treasury stock, at cost, shares at Dec. 30, 2015	(29,659)		(29,659)