EARNINGS PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended	6 Months Ended
Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Computation of our basic and diluted EPS
Net income	$ 64,134	$ 2,258	$ 80,698	$ 12,787
Average shares outstanding - Basic	65,836,860	65,269,159	65,931,070	65,207,105
Potential effect of unvested restricted stock	1,000,950	1,348,750	989,750	1,319,934
Weighted Average Number of Shares Outstanding, Diluted, Total	66,837,810	66,617,909	66,920,820	66,527,039
Net income per common share-Basic	$ 0.97	$ 0.03	$ 1.22	$ 0.20
Net income per common share-Diluted	$ 0.96	$ 0.03	$ 1.21	$ 0.19

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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