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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - New Accounting Standards - Additional Information (Details) - USD ($) $ in Millions | Jan. 01, 2019 | Dec. 31, 2021 | Dec. 31, 2020 | Jan. 01, 2020
--- | --- | --- | --- | ---
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Retained earnings, adjustment |  | $ 17,065 | $ 16,328 |
Operating lease right-of-use assets |  | 630 | 603 |
Retained earnings |  | 17,065 | 16,328 |
Hillrom |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Total assets acquired |  | 142 |  |
Accounting Standards Update 2019-03 |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Retained earnings, adjustment |  |  |  | $ 4
Retained earnings |  |  |  | $ 4
Accounting Standards Update 2018-02 |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Tax cuts and jobs act, reclassification from AOCI to retained earnings, tax effect | $ 161 |  |  |
Accounting Standards Update 2018-15 |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Gross other intangible assets, developed technology including patents |  | $ 45 | $ 44 |

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