Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS - Additional Information (Details)

v3.20.2
FAIR VALUE MEASUREMENTS - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 9 Months Ended
Sep. 26, 2020
Sep. 28, 2019
Jun. 27, 2020
Sep. 26, 2020
Sep. 28, 2019
Dec. 28, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Long-term debt $ 1,037,335 $ 988,107   $ 1,037,335 $ 988,107 $ 913,269
Asset impairments 0 0   1,579 1,596  
Non-cash impairment of intangible asset 0 $ 32,636   0 $ 32,636  
Fair Value, Nonrecurring            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Asset impairments     $ 1,800      
Level 2            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Debt, fair value $ 1,034,200     $ 1,034,200   $ 906,100