INCOME TAXES - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Changes in the amounts of unrecognized tax benefits
Balance as of beginning of period	$ 9,056	$ 9,224	$ 84,108
Increases from prior period positions	62	1,305	32
Decreases from prior period positions	(15)	(823)
Increases from current period positions	1,684	243
Reduction due to the lapse of the applicable statute of limitations	(870)	(893)	(74,916)
Balance as of end of period	9,917	9,056	9,224
Unrecognized tax benefits
Increase (decrease) in accrual for interest	200	700	(10,600)
Increase (decrease) in accrual for penalties	(300)	200	$ (1,600)
Accrual for interest on income taxes	2,500	2,500
Accrual for penalties on income taxes	800	$ 1,300
Uncertain tax positions that would affect effective tax rate, if recognized	9,900
Minimum
Unrecognized tax benefits
Expected reduction in the liability for unrecognized tax benefits	500
Maximum
Unrecognized tax benefits
Expected reduction in the liability for unrecognized tax benefits	5,700
Domestic
Unrecognized tax benefits
Operating loss carryforwards	$ 47,000