LEASES - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
ROU asset, balance sheet line item	Other long-term assets	Other long-term assets
ROU assets included within other long-term assets	$ 678	$ 437
Operating lease liabilities current, balance sheet line item	Trade accounts payable and accrued expenses	Trade accounts payable and accrued expenses
Operating lease liabilities included within trade accounts payable and accrued expenses	$ 185	$ 129
Operating lease liabilities noncurrent, balance sheet line item	Other long-term liabilities	Other long-term liabilities
Operating lease liabilities included within other long-term liabilities	$ 546	$ 355
Fixed operating lease costs	159	141
Variable lease costs	94	92
Sublease rental income	$ 43	$ 36
Weighted average remaining lease term (in years)	5 years 4 months 24 days	5 years 2 months 12 days
Weighted average discount rate (percent)	3.20%	3.70%
Operating lease cash payments	$ 165	$ 146