INTEREST AND OTHER EXPENSE, NET (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
INTEREST AND OTHER EXPENSE, NET
Interest expense	$ (661)	$ (1,789)
Interest and dividend income	53	49
Derivative gain (loss)	(12)	202
Bank and portfolio asset management fees	(260)	(192)
Other expense, net	(96)	(407)
Total	$ (976)	$ (2,137)