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GUARANTEES (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Changes in the product warranty accrual recorded in accrued expenses    
Balance, beginning of period $ 26,538 $ 36,653
Payments made (26,097) (20,355)
Change in liability for warranties issued during the period 9,787 9,565
Change in liability for pre-existing warranties 9,881 675
Balance, end of period $ 20,109 $ 26,538