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Loans Payable, Long-Term Debt and Leases (Tables) | 12 Months Ended
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Dec. 31, 2020
Debt Disclosure [Abstract] |
Schedule of Long-term Debt Instruments | Long-term debt at December 31 consisted of:
| 2020 |  | 2019
2.75% notes due 2025 | $ | 2,493 |  |  | $ | 2,492 |
3.70% notes due 2045 | 1,976 |  |  | 1,975 |
2.80% notes due 2023 | 1,748 |  |  | 1,747 |
3.40% notes due 2029 | 1,734 |  |  | 1,732 |
4.00% notes due 2049 | 1,469 |  |  | 1,468 |
2.35% notes due 2022 | 1,269 |  |  | 1,248 |
4.15% notes due 2043 | 1,238 |  |  | 1,238 |
1.45% notes due 2030 | 1,233 |  |  | — |
1.875% euro-denominated notes due 2026 | 1,218 |  |  | 1,107 |
2.45% notes due 2050 | 1,211 |  |  | — |
2.40% notes due 2022 | 1,032 |  |  | 1,010 |
0.75% notes due 2026 | 991 |  |  | — |
3.90% notes due 2039 | 983 |  |  | 982 |
2.35% notes due 2040 | 982 |  |  | — |
2.90% notes due 2024 | 746 |  |  | 745 |
6.50% notes due 2033 | 719 |  |  | 722 |
0.50% euro-denominated notes due 2024 | 611 |  |  | 555 |
1.375% euro-denominated notes due 2036 | 606 |  |  | 551 |
2.50% euro-denominated notes due 2034 | 605 |  |  | 550 |
3.60% notes due 2042 | 491 |  |  | 490 |
6.55% notes due 2037 | 411 |  |  | 412 |
5.75% notes due 2036 | 338 |  |  | 338 |
5.95% debentures due 2028 | 306 |  |  | 306 |
5.85% notes due 2039 | 271 |  |  | 271 |
6.40% debentures due 2028 | 250 |  |  | 250 |
6.30% debentures due 2026 | 135 |  |  | 135 |
3.875% notes due 2021 | — |  |  | 1,151 |
1.125% euro-denominated notes due 2021 | — |  |  | 1,113 |
Other | 294 |  |  | 148 |
| $ | 25,360 |  |  | $ | 22,736 |
Supplemental Balance Sheet Information | Supplemental balance sheet information related to operating leases is as follows:
December 31 | 2020 |  | 2019 |  |
Assets |  |  |  |  |
Other Assets (1) | $ | 1,725 |  |  | $ | 1,073 |  |  |
Liabilities |  |  |  |  |
Accrued and other current liabilities | 300 |  |  | 236 |  |  |
Other Noncurrent Liabilities | 1,362 |  |  | 768 |  |  |
| $ | 1,662 |  |  | $ | 1,004 |  |  |
Weighted-average remaining lease term (years) | 8.0 |  | 7.4 |  |
Weighted-average discount rate | 2.8 | % |  | 3.2 | % |  |
(1) Includes prepaid leases that have no related lease liability.
Schedule of Maturities of Operating Lease Liabilities | Maturities of operating leases liabilities are as follows:
2021 | $ | 336 |
2022 | 277 |
2023 | 252 |
2024 | 187 |
2025 | 162 |
Thereafter | 665 |
Total lease payments | 1,879 |
Less: Imputed interest | 217 |
| $ | 1,662 |

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- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
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