EARNINGS PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Numerator:
Net income	$ 22,445	$ 12,636	$ 103,143	$ 25,423
Less: Distributed earnings allocated to nonvested awards	(251)		(251)
Less: Undistributed earnings allocated to nonvested awards	(211)		(1,704)
Numerator for basic and diluted earnings per share	$ 21,983	$ 12,636	$ 101,188	$ 25,423
Denominator:
Average shares outstanding - Basic	74,878,851	65,334,001	68,913,664	65,249,404
Potential effect of unvested restricted stock		1,513,944		1,473,407
Weighted Average Number of Shares Outstanding, Diluted, Total	74,878,851	66,847,945	68,913,664	66,722,811
Net income per common share-Basic	$ 0.29	$ 0.19	$ 1.47	$ 0.39
Net income per common share-Diluted	0.29	$ 0.19	1.47	$ 0.38
Dividends per share	$ 0.14		$ 0.14
Nonqualified stock options
Denominator:
Antidilutive shares excluded from the computation of diluted EPS	646,180		646,180
Restricted stock
Denominator:
Antidilutive shares excluded from the computation of diluted EPS	939,627		957,717
RSUs
Denominator:
Antidilutive shares excluded from the computation of diluted EPS	4,702		4,702