FINANCING - Diluted Earnings Per Share (Details) - shares shares in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Disclosure [Abstract]
As reported shares (in shares)	1,061	1,058	1,046
Effect of stock-based compensation (in shares)	7	7	8
Diluted shares (in shares)	1,068	1,065	1,054