Quarterly report pursuant to Section 13 or 15(d)

PENSION BENEFITS - Narrative (Details)

v3.20.2
PENSION BENEFITS - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Jun. 25, 2020
Sep. 30, 2019
Supplemental Employee Retirement Plan        
Defined Benefit Plan Disclosure        
Net periodic benefit cost $ 0.1 $ 0.2 $ 0.4 $ 0.5