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PENSION PLAN AND OTHER BENEFIT PLANS - Weighted-average Assumptions For Net Periodic Cost (Details)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Pension Plan    
Defined Benefit Plan Disclosure [Line Items]    
Discount rate 2.61% 3.33%
Expected return on assets 5.50% 5.50%
Discount rate 2.87% 2.61%
Other Postretirement Benefit Plan    
Defined Benefit Plan Disclosure [Line Items]    
Discount rate 2.61% 3.33%
Discount rate 2.87% 2.61%
Other Postretirement Benefit Plan | Minimum    
Defined Benefit Plan Disclosure [Line Items]    
Health care cost trend rate assumed, next fiscal year 6.95% 6.95%
Health care cost trend: Initial 6.95% 6.95%
Health care cost trend: Ultimate (Pre-65/Post 65) 4.75% 4.75%
Other Postretirement Benefit Plan | Maximum    
Defined Benefit Plan Disclosure [Line Items]    
Health care cost trend rate assumed, next fiscal year 5.45% 5.45%
Health care cost trend: Initial 5.45% 5.45%
Health care cost trend: Ultimate (Pre-65/Post 65) 4.75% 4.75%
Executive Supplemental Pension Plan    
Defined Benefit Plan Disclosure [Line Items]    
Discount rate 2.61% 3.33%
Discount rate 2.87% 2.61%