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CONSOLIDATED STATEMENTS OF EQUITY/(DEFICIT) (PARENTHETICAL) - $ / shares
12 Months Ended
Dec. 29, 2016
Dec. 31, 2015
Jan. 01, 2015
Jan. 01, 2015
Statement Of Stockholders Equity [Abstract]        
Dividends per share $ 0.88 $ 0.88 $ 1.38 $ 1.38