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EMPLOYEE BENEFIT PLANS - Narrative (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
employee
Defined Benefit Plan Disclosure [Line Items]      
Number of employees offered one-time distribution | employee     4,500
Number of employees who accepted one-time distribution | employee     1,700
Proportion of employees who accepted one-time distribution (as a percent)     38.00%
One-time distribution expense     $ 80,000
One-time distribution settlement     $ 90,000
Proportion of pension plan obligations settled (as a percent)     4.00%
Pension lump sum settlement expense related to unrecognized actuarial losses     $ 35,000
Accrued pension liability $ 175,107 $ 268,954  
Expense related to defined contribution savings plans 45,000 40,000 39,000
Deferred compensation liability $ 97,099 82,940  
United States      
Defined Benefit Plan Disclosure [Line Items]      
U.S. pension plan assets percentage of total pension plan assets 72.00%    
Non-qualified supplemental pension plan      
Defined Benefit Plan Disclosure [Line Items]      
Accrued pension liability $ 57,000 61,000  
Pension Plans      
Defined Benefit Plan Disclosure [Line Items]      
Employer contribution 6,992 136,029  
Employer contribution in 2022 6,000    
Reduction to projected benefit obligation 0 19,052  
Net actuarial loss to be recognized 22,000    
Benefit obligation 2,344,225 2,509,093 $ 2,324,080
Rabbi Trusts | Deferred Compensation Arrangement with Individual, by Type of Compensation, Pension and Other Postretirement Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Deferred compensation liability 97,000 83,000  
Deferred compensation assets $ 98,000 $ 84,000