INVESTMENT SECURITIES (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Marketable Securities, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract]
Available-for-sale securities, Amortized Cost	$ 175		$ 175		$ 173
Available-for-sale securities, Unrealized Gains					4
Available-for-sale securities, Unrealized Losses	(24)		(24)		(2)
Available-for-sale securities, Fair Value	151		151		175
Equity securities, Amortized Cost	67		67		64
Equity securities, Fair Value	67		67		64
Amortized Cost, Total	242		242		237
Fair Value, Total	218		218		239
Fair Value
Less than 12 months	105		105		57
12 Months or Greater	46		46		15
Total	151		151		72
Unrealized Losses
Less than 12 months	(13)		(13)		(1)
12 Months or Greater	(11)		(11)		(1)
Total	(24)		(24)		(2)
Debt Securities, Available-for-Sale, Fair Value to Amortized Cost, after Allowance for Credit Loss [Abstract]
Available-for-sale securities, Unrealized Gains					4
Available-for-sale securities, Unrealized Losses	(24)		(24)		(2)
Available-for-sale securities, Fair Value	151		151		$ 175
Estimated Fair Value
Gains or losses from the sale of investment securities	0	$ 0	0	$ 0
Mortgage-backed securities
Amortized Cost
Mortgage-backed securities with no stated maturity	175		175
Estimated Fair Value
Mortgage-backed securities with no stated maturity	$ 151		$ 151

Amortized cost of available-for-sale and equity securities.

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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