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EMPLOYEE BENEFIT PLANS (Summary of Stock Options and Stock Appreciation Rights Activity) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Sep. 29, 2018
Jun. 30, 2018
Shares    
Outstanding at beginning of period (in shares) 2,003  
Granted (in shares) 0  
Exercised (in shares) 0  
Forfeited or expired (in shares) (57)  
Outstanding at end of period (in shares) 1,946 2,003
Exercisable at end of period (in shares) 1,377  
Weighted- Average Exercise Price    
Outstanding at beginning of period (in dollars per share) $ 50.44  
Granted (in dollars per share) 0.00  
Exercised (in dollars per share) 0.00  
Forfeited or expired (in dollars per share) 86.66  
Outstanding at end of period (in dollars per share) 49.37 $ 50.44
Exercisable at end of period (in dollars per share) $ 54.25  
Weighted- Average Remaining Contractual Term    
Outstanding 1 year 8 months 12 days 1 year 9 months 18 days
Exercisable at end of period 1 year 8 months 12 days  
Aggregate Intrinsic Value    
Aggregate intrinsic value outstanding $ 212 $ 307
Exercised 0  
Exercisable at end of period $ 212