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STOCK-BASED COMPENSATION Narrative (Details)
$ / shares in Units, shares in Millions, $ in Millions
9 Months Ended
Sep. 30, 2020
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Compensation cost related to unvested restricted performance shares, executive continuity awards and restricted stock attributable to future performance, net of estimated forfeitures | $ $ 85
Compensation cost related to unvested restricted performance shares, executive continuity awards and restricted stock attributable to future performance, net of estimated forfeitures, weighted-average period (in years) 1 year 8 months 12 days
Granted, nonvested shares / units 2.2
Granted, nonvested, weighted average grant date fair value | $ / shares $ 49.15
Stock Compensation Plan  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Shares available for grant under ICP 8.4