TRANSFORMATION STRATEGY TRANSFORMATION STRATEGY COSTS (Details) - USD ($) $ in Millions  | 
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021  | 
Dec. 31, 2020  | 
Dec. 31, 2019  | 
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| Restructuring and Related Activities [Abstract] | |||
| Compensation and benefits | $ 206 | $ 211 | $ 166 | 
| Total other expenses | 174 | 137 | 89 | 
| Total Transformation Strategy Costs | 380 | 348 | 255 | 
| Income Tax Benefit from Transformation Strategy Costs | (95) | (83) | (59) | 
| After-Tax Transformation Strategy Costs | $ 285 | $ 265 | $ 196 | 
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- Definition Income Tax Expense Benefit From Transformation Strategy No definition available. 
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- Definition Transformation Strategy Cost No definition available. 
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- Definition Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- References No definition available. 
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- Definition Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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