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BUSINESS ACQUISITIONS AND DIVESTITURE - Celsis, Pro Forma Financial Information (Details) - Celsis $ / shares in Units, $ in Thousands | 12 Months Ended
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Dec. 26, 2015 USD ($) $ / shares
Business Acquisition [Line Items] |
Revenue | $ | $ 1,380,493
Net income attributable to common shareholders | $ | $ 162,672
Earnings (loss) per common share |
Basic (in dollars per share) | $ / shares | $ 3.50
Diluted (in dollars per share) | $ / shares | $ 3.42

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