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LONG-TERM DEBT (Tables)
9 Months Ended
Sep. 29, 2018
Debt Disclosure [Abstract]  
Schedule of long-term debt
Long-term debt consisted of the following:
(dollars in thousands)
September 29, 2018
 
December 30, 2017
 
September 30, 2017
Senior notes at amounts repayable
$
400,000

 
$
400,000

 
$
400,000

Less unamortized issuance-related costs for senior notes
(2,980
)
 
(3,694
)
 
(3,926
)
      Senior notes, net
397,020

 
396,306

 
396,074

Secured revolving credit facility
401,000

 
221,000

 
291,000

Total long-term debt, net
$
798,020

 
$
617,306

 
$
687,074