EARNINGS PER COMMON SHARE - Basic and Diluted EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Basic and diluted earnings per common share
Income (loss) from continuing operations	$ 24,559	$ 9,249	$ 35,475	$ (44,310)
Income (loss) from discontinued operations, net of income taxes	2,214	(708)	2,934	(2,370)
Net income (loss)	$ 26,773	$ 8,541	$ 38,409	$ (46,680)
Basic weighted average shares outstanding	128,000	127,663	127,966	127,576
Stock options and nonvested shares	1,140	768	922
Diluted weighted average shares outstanding	129,140	128,431	128,888	127,576
Basic
Income (loss) from continuing operations (in dollars per share)	$ 0.19	$ 0.07	$ 0.28	$ (0.35)
Income (loss) from discontinued operations (in dollars per share)	0.02		0.02	(0.02)
Net income (loss) (in dollars per share)	0.21	0.07	0.30	(0.37)
Diluted
Income (loss) from continuing operations (in dollars per share)	0.19	0.07	0.28	(0.35)
Income (loss) from discontinued operations (in dollars per share)	0.02		0.02	(0.02)
Net income (loss) (in dollars per share)	$ 0.21	$ 0.07	$ 0.30	$ (0.37)