The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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INTANGIBLE ASSETS AND GOODWILL - Intangible Assets (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Finite-lived intangible assets
Gross Carrying Amount	$ 3,502		$ 3,502		$ 3,561
Accumulated Amortization	(1,577)		(1,577)		(1,504)
Net Carrying Amount	1,925		1,925		2,057
Amortization expense	56	$ 41	112	$ 82
Cumulative impairment charges	2,000		2,000		2,000
Supply and distribution agreements
Finite-lived intangible assets
Gross Carrying Amount	1,369		1,369		1,407
Accumulated Amortization	(610)		(610)		(591)
Net Carrying Amount	759		$ 759		816
Supply and distribution agreements \| Minimum
Finite-lived intangible assets
Amortization Period			3 years
Supply and distribution agreements \| Maximum
Finite-lived intangible assets
Amortization Period			20 years
Technology
Finite-lived intangible assets
Gross Carrying Amount	294		$ 294		297
Accumulated Amortization	(168)		(168)		(151)
Net Carrying Amount	126		$ 126		146
Technology \| Minimum
Finite-lived intangible assets
Amortization Period			2 years
Technology \| Maximum
Finite-lived intangible assets
Amortization Period			7 years
Internet domain names
Finite-lived intangible assets
Gross Carrying Amount	37		$ 37		41
Accumulated Amortization	(34)		(34)		(36)
Net Carrying Amount	3		$ 3		5
Internet domain names \| Minimum
Finite-lived intangible assets
Amortization Period			5 years
Internet domain names \| Maximum
Finite-lived intangible assets
Amortization Period			20 years
Trade names
Finite-lived intangible assets
Gross Carrying Amount	1,800		$ 1,800		1,814
Accumulated Amortization	(763)		(763)		(724)
Net Carrying Amount	1,037		$ 1,037		1,090
Trade names \| Minimum
Finite-lived intangible assets
Amortization Period			4 years
Trade names \| Maximum
Finite-lived intangible assets
Amortization Period			20 years
Other intangible assets
Finite-lived intangible assets
Gross Carrying Amount	2		$ 2		2
Accumulated Amortization	(2)		(2)		(2)
Net Carrying Amount	$ 0		$ 0		$ 0
Other intangible assets \| Maximum
Finite-lived intangible assets
Amortization Period			15 years