Annual report pursuant to Section 13 and 15(d)

PENSION AND OTHER RETIREMENTS BENEFITS - Assumptions for Benefit Obligations (Details)

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PENSION AND OTHER RETIREMENTS BENEFITS - Assumptions for Benefit Obligations (Details)
 6 Months Ended 12 Months Ended
Dec. 31, 2020
Jun. 25, 2020
Dec. 31, 2021
Minimum      
Weighted-average assumptions used to determine net periodic benefit cost:      
Duration annuity purchase contract, period     7 years
Maximum      
Weighted-average assumptions used to determine net periodic benefit cost:      
Duration annuity purchase contract, period     15 years
Defined Benefit Plan, Funded Plan      
Weighted-average assumptions used to determine benefit obligation at year end:      
Discount rate 2.61% 2.85% 2.38%
Weighted-average assumptions used to determine net periodic benefit cost:      
Discount rate 2.85% 3.25% 2.61%
Expected long-term rate of return on plan assets 5.25% 5.50% 4.90%
Defined Benefit Plan, Unfunded Plan      
Weighted-average assumptions used to determine benefit obligation at year end:      
Discount rate 2.42% 2.64% 2.78%
Rate of compensation increase 3.50% 3.50% 3.50%
Weighted-average assumptions used to determine net periodic benefit cost:      
Discount rate 2.64% 3.25% 2.42%
Rate of compensation increase 3.50% 3.50% 3.50%