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EMPLOYEE BENEFITS PLANS (Assumed Health Care Cost Trend Rates) (Details)
Dec. 31, 2021
Dec. 31, 2020
Retirement Benefits [Abstract]    
Next Year (Pre-65) (in percentage) 6.50% 6.10%
Next Year (Post-65) (in percentage) 5.50% 7.10%
Ultimate Rate Assumed (Pre-65 and Post-65) (in percentage) 4.50% 4.50%