STOCK BASED COMPENSATION - Summary of Non-Vested Stock Options (Details) - $ / shares shares in Thousands	12 Months Ended
	Jan. 01, 2022	Dec. 28, 2019
Shares Under Outstanding Options
Non-Vested Options at beginning (in shares)	539
Granted (in shares)	0
Forfeited (in shares)	0
Vested (in shares)	(302)
Non-Vested Options at ending (in shares)	237
Weighted Average Grant Date Fair Value
Non-Vested Options at beginning (in dollars per share)	$ 7.44
Granted (in dollars per share)	0	$ 7.67
Forfeited (in dollars per share)	0
Vested (in dollars per share)	7.41
Non-Vested Options at ending (in dollars per share)	$ 7.48