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TRADE ACCOUNTS AND OTHER RECEIVABLES (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 26, 2017
Mar. 26, 2017
Dec. 25, 2016
Accounts Receivable, Net [Abstract]      
Trade accounts receivable   $ 353,103 $ 305,337
Notes receivable - current   630 630
Other receivables   18,451 15,766
Receivables, gross   372,184 321,733
Allowance for doubtful accounts $ (4,563) (4,833) (4,563)
Receivables, net   367,351 317,170
Account receivable from related parties   $ 3,282 $ 3,913
Allowance for Doubtful Accounts Receivable [Roll Forward]      
Balance, beginning of period (4,563)    
Provision charged to operating results (55)    
Account write-offs and recoveries 24    
GNP acquisition (17)    
Effect of exchange rate (222)    
Balance, end of period $ (4,833)