INTEREST AND OTHER EXPENSE, NET (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Sep. 29, 2012	Oct. 01, 2011
Interest and other expense, net
Interest expense	$ (1,948)	$ (2,658)	$ (6,191)	$ (6,859)
Interest and dividend income	55	99	158	390
Derivative gain (loss)	(633)		(450)
Bank and portfolio asset management fees	(212)	(196)	(540)	(621)
Other income (expense), net	656	407	(74)	713
Total	$ (2,082)	$ (2,348)	$ (7,097)	$ (6,377)