Consolidated Statements of Changes in (Deficit) Equity (USD $) In Thousands	Common stock and paid-in-capital shares [Member]	Accumulated deficit [Member]	Accumulated other comprehensive income [Member]	Non-controlling interest [Member]	Total
Balance at Dec. 25, 2009	$ 222,139	$ (194,257)	$ 28,304	$ 11,061	$ 67,247
Balance (in shares) at Dec. 25, 2009	41,242
Stock options, awards, and related compensation	1,398	0	0	0	1,398
Stock options, awards, and related compensation (in shares)	248
Adjustments to defined benefits plans	0	0	178	0	178
Dividends declared	(4,144)	0	0	0	(4,144)
Dividend to non-controlling interest					0
Net (loss) earnings	0	(38,403)	0	987	(37,416)
Currency translation adjustments	0	0	(4,449)	0	(4,449)
Unrealized holding gains (losses) on securities	0	0	(40)	0	(40)
Balance at Dec. 31, 2010	219,393	(232,660)	23,993	12,048	22,774
Balance (in shares) at Dec. 31, 2010	41,490
Stock options, awards, and related compensation	2,154	0	0	0	2,154
Stock options, awards, and related compensation (in shares)	490
Adjustments to defined benefits plans	0	0	(3,463)	0	(3,463)
Purchase of shares in non-controlling interest	371	0	0	(4,506)	(4,135)
Dividends declared	(3,123)	0	0	0	(3,123)
Dividend to non-controlling interest					0
Net (loss) earnings	0	(47,838)	0	(88)	(47,926)
Currency translation adjustments	0	0	1,440	0	1,440
Unrealized holding gains (losses) on securities	0	0	7	0	7
Balance at Dec. 30, 2011	218,795	(280,498)	21,977	7,454	(32,272)
Balance (in shares) at Dec. 30, 2011	41,980
Stock options, awards, and related compensation	2,125	0	0	0	2,125
Stock options, awards, and related compensation (in shares)	692
Adjustments to defined benefits plans	0	0	(922)	0	(922)
Issuance of common stock to Oaktree	13,223	0	0	0	13,223
Issuance of common stock to Oaktree (in shares)	36,729
Warrants issued in connection with credit facility	2,013	0	0	0	2,013
Warrants exercised in connection with credit facility	0	0	0	0	0
Warrants exercised in connection with credit facility (in shares)	72
Dividend to non-controlling interest	0	0	0	(1,264)	(1,264)
Net (loss) earnings	0	(31,986)	0	(109)	(32,095)
Currency translation adjustments	0	0	(353)	0	(352)
Balance at Dec. 28, 2012	$ 236,156	$ (312,484)	$ 20,702	$ 6,081	$ (49,544)
Balance (in shares) at Dec. 28, 2012	79,473