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v3.20.2

Fair value measurement (Details) - USD ($) $ in Millions | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Assets: |  |
Interest-bearing securities | $ 10,734 | $ 8,234
Equity securities | 297 | 303
Derivatives: |  |
Total assets | 11,415 | 9,086
Derivatives: |  |
Contingent consideration obligations | 55 | 61
Total liabilities | 687 | 407
Foreign currency contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 236 | 224
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 26 | 31
Cross-currency swap contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 27 | 66
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 604 | 315
Interest rate swap contracts [Member] |  |
Derivatives: |  |
Interest rate swap contracts | 121 | 259
Derivatives: |  |
Interest rate swap contracts | 2 | 0
Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Equity securities | 297 | 303
Derivatives: |  |
Total assets | 11,029 | 5,913
Derivatives: |  |
Contingent consideration obligations | 0 | 0
Total liabilities | 0 | 0
Quoted prices in active markets for identical assets (Level 1) [Member] | Foreign currency contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Quoted prices in active markets for identical assets (Level 1) [Member] | Cross-currency swap contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Quoted prices in active markets for identical assets (Level 1) [Member] | Interest rate swap contracts [Member] |  |
Derivatives: |  |
Interest rate swap contracts | 0 | 0
Derivatives: |  |
Interest rate swap contracts | 0 | 0
Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Equity securities | 0 | 0
Derivatives: |  |
Total assets | 386 | 3,173
Derivatives: |  |
Contingent consideration obligations | 0 | 0
Total liabilities | 632 | 346
Significant other observable inputs (Level 2) [Member] | Foreign currency contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 236 | 224
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 26 | 31
Significant other observable inputs (Level 2) [Member] | Cross-currency swap contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 27 | 66
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 604 | 315
Significant other observable inputs (Level 2) [Member] | Interest rate swap contracts [Member] |  |
Derivatives: |  |
Interest rate swap contracts | 121 | 259
Derivatives: |  |
Interest rate swap contracts | 2 | 0
Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Equity securities | 0 | 0
Derivatives: |  |
Total assets | 0 | 0
Derivatives: |  |
Contingent consideration obligations | 55 | 61
Total liabilities | 55 | 61
Significant unobservable inputs (Level 3) [Member] | Foreign currency contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Significant unobservable inputs (Level 3) [Member] | Cross-currency swap contracts [Member] |  |
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Derivatives: |  |
Foreign currency and cross-currency swap contracts | 0 | 0
Significant unobservable inputs (Level 3) [Member] | Interest rate swap contracts [Member] |  |
Derivatives: |  |
Interest rate swap contracts | 0 | 0
Derivatives: |  |
Interest rate swap contracts | 0 | 0
U.S. Treasury notes [Member] |  |
Assets: |  |
Interest-bearing securities | 175 | 360
U.S. Treasury notes [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 175 | 360
U.S. Treasury notes [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
U.S. Treasury notes [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
U.S. Treasury bills [Member] |  |
Assets: |  |
Interest-bearing securities | 3,399 | 0
U.S. Treasury bills [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 3,399 | 0
U.S. Treasury bills [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
U.S. Treasury bills [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Corporate debt securities - Financial [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 1,121
Corporate debt securities - Financial [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Corporate debt securities - Financial [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 1,121
Corporate debt securities - Financial [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Corporate debt securities - Industrial [Member] |  |
Assets: |  |
Interest-bearing securities | 2 | 834
Corporate debt securities - Industrial [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Corporate debt securities - Industrial [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 2 | 834
Corporate debt securities - Industrial [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Corporate debt securities - Other [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 198
Corporate debt securities - Other [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Corporate debt securities - Other [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 198
Corporate debt securities - Other [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Residential mortgage-backed securities [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 182
Residential mortgage-backed securities [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Residential mortgage-backed securities [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 182
Residential mortgage-backed securities [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Money market mutual funds [Member] |  |
Assets: |  |
Interest-bearing securities | 7,158 | 5,250
Money market mutual funds [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 7,158 | 5,250
Money market mutual funds [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Money market mutual funds [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Other short-term interest-bearing securities [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 289
Other short-term interest-bearing securities [Member] | Quoted prices in active markets for identical assets (Level 1) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 0
Other short-term interest-bearing securities [Member] | Significant other observable inputs (Level 2) [Member] |  |
Assets: |  |
Interest-bearing securities | 0 | 289
Other short-term interest-bearing securities [Member] | Significant unobservable inputs (Level 3) [Member] |  |
Assets: |  |
Interest-bearing securities | $ 0 | $ 0

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