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Lease Commitments | 12 Months Ended
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Dec. 31, 2021
Leases [Abstract] |
Lease Commitments | Lease Commitments The company enters into leasing arrangements as a lessee; any lessor arrangements are not significant. Operating lease arrangements mainly involve land, bareboat charters, terminals, drill ships, drilling rigs, time chartered vessels, office buildings and warehouses, and exploration and production equipment. Finance leases primarily include facilities, vessels, office buildings, and production equipment. Details of the right-of-use assets and lease liabilities for operating and finance leases, including the balance sheet presentation, are as follows:
| At December 31, 2021 |  | At December 31, 2020
| Operating Leases |  | Finance Leases |  | Operating Leases |  | Finance Leases
Deferred charges and other assets | $ | 3,668 |  |  | $ | — |  |  | $ | 3,949 |  |  | $ | — |
Properties, plant and equipment, net | — |  |  | 429 |  |  | — |  |  | 455 |
Right-of-use assets* | $ | 3,668 |  |  | $ | 429 |  |  | $ | 3,949 |  |  | $ | 455 |
Accrued Liabilities | $ | 995 |  |  | $ | — |  |  | $ | 1,291 |  |  | $ | — |
Short-term Debt | — |  |  | 48 |  |  | — |  |  | 186 |
Current lease liabilities | 995 |  |  | 48 |  |  | 1,291 |  |  | 186 |
Deferred credits and other noncurrent obligations | 2,508 |  |  | — |  |  | 2,615 |  |  | — |
Long-term Debt | — |  |  | 449 |  |  | — |  |  | 447 |
Noncurrent lease liabilities | 2,508 |  |  | 449 |  |  | 2,615 |  |  | 447 |
Total lease liabilities | $ | 3,503 |  |  | $ | 497 |  |  | $ | 3,906 |  |  | $ | 633 |
Weighted-average remaining lease term (in years) | 7.8 |  | 13.2 |  | 7.2 |  | 10.4
Weighted-average discount rate | 2.2 | % |  | 4.2 | % |  | 2.8 | % |  | 3.9 | %
* Includes non-cash additions of $1,063 and $60 in 2021, and $1,353 and $164 in 2020 for right-of-use assets obtained in exchange for new and modified lease liabilities for operating and finance leases, respectively. 2020 includes $566 in operating lease right-of-use assets and $566 lease liabilities associated with the Puma acquisition. 2020 also includes $124 in operating lease right-of-use assets and $148 lease liabilities, and $112 in finance lease right-of-use assets and $309 lease liabilities associated with the Noble acquisition. Total lease costs consist of both amounts recognized in the Consolidated Statement of Income during the period and amounts capitalized as part of the cost of another asset. Total lease costs incurred for operating and finance leases were as follows:
| Year-ended December 31
| 2021 |  | 2020 |  | 2019
Operating lease costs* | $ | 2,199 |  |  | $ | 2,551 |  |  | $ | 2,621 |
Finance lease costs | 66 |  |  | 45 |  | 66
Total lease costs | $ | 2,265 |  |  | $ | 2,596 |  |  | $ | 2,687 |
* Includes variable and short-term lease costs. Cash paid for amounts included in the measurement of lease liabilities was as follows:
| Year-ended December 31
| 2021 |  | 2020 |  | 2019
Operating cash flows from operating leases | $ | 1,670 |  |  | $ | 1,744 |  |  | $ | 1,574 |
Investing cash flows from operating leases | 398 |  |  | 762 |  |  | 1,047 |
Operating cash flows from finance leases | 21 |  |  | 14 |  |  | 13 |
Financing cash flows from finance leases | 193 |  |  | 34 |  |  | 24 |
At December 31, 2021, the estimated future undiscounted cash flows for operating and finance leases were as follows:
|  | At December 31, 2021
|  | Operating Leases |  | Finance Leases
Year | 2022 | $ | 1,054 |  |  | $ | 64 |
| 2023 | 674 |  |  | 62 |
| 2024 | 487 |  |  | 61 |
| 2025 | 376 |  |  | 58 |
| 2026 | 245 |  |  | 55 |
| Thereafter | 1,049 |  |  | 316 |
| Total | $ | 3,885 |  |  | $ | 616 |
Less: Amounts representing interest | 382 |  |  | 119 |
Total lease liabilities | $ | 3,503 |  |  | $ | 497 |
Additionally, the company has $1,074 in future undiscounted cash flows for operating leases not yet commenced. These leases are primarily for a drill ship and drilling rigs. For those leasing arrangements where the underlying asset is not yet constructed, the lessor is primarily involved in the design and construction of the asset.
Lease Commitments | Lease Commitments The company enters into leasing arrangements as a lessee; any lessor arrangements are not significant. Operating lease arrangements mainly involve land, bareboat charters, terminals, drill ships, drilling rigs, time chartered vessels, office buildings and warehouses, and exploration and production equipment. Finance leases primarily include facilities, vessels, office buildings, and production equipment. Details of the right-of-use assets and lease liabilities for operating and finance leases, including the balance sheet presentation, are as follows:
| At December 31, 2021 |  | At December 31, 2020
| Operating Leases |  | Finance Leases |  | Operating Leases |  | Finance Leases
Deferred charges and other assets | $ | 3,668 |  |  | $ | — |  |  | $ | 3,949 |  |  | $ | — |
Properties, plant and equipment, net | — |  |  | 429 |  |  | — |  |  | 455 |
Right-of-use assets* | $ | 3,668 |  |  | $ | 429 |  |  | $ | 3,949 |  |  | $ | 455 |
Accrued Liabilities | $ | 995 |  |  | $ | — |  |  | $ | 1,291 |  |  | $ | — |
Short-term Debt | — |  |  | 48 |  |  | — |  |  | 186 |
Current lease liabilities | 995 |  |  | 48 |  |  | 1,291 |  |  | 186 |
Deferred credits and other noncurrent obligations | 2,508 |  |  | — |  |  | 2,615 |  |  | — |
Long-term Debt | — |  |  | 449 |  |  | — |  |  | 447 |
Noncurrent lease liabilities | 2,508 |  |  | 449 |  |  | 2,615 |  |  | 447 |
Total lease liabilities | $ | 3,503 |  |  | $ | 497 |  |  | $ | 3,906 |  |  | $ | 633 |
Weighted-average remaining lease term (in years) | 7.8 |  | 13.2 |  | 7.2 |  | 10.4
Weighted-average discount rate | 2.2 | % |  | 4.2 | % |  | 2.8 | % |  | 3.9 | %
* Includes non-cash additions of $1,063 and $60 in 2021, and $1,353 and $164 in 2020 for right-of-use assets obtained in exchange for new and modified lease liabilities for operating and finance leases, respectively. 2020 includes $566 in operating lease right-of-use assets and $566 lease liabilities associated with the Puma acquisition. 2020 also includes $124 in operating lease right-of-use assets and $148 lease liabilities, and $112 in finance lease right-of-use assets and $309 lease liabilities associated with the Noble acquisition. Total lease costs consist of both amounts recognized in the Consolidated Statement of Income during the period and amounts capitalized as part of the cost of another asset. Total lease costs incurred for operating and finance leases were as follows:
| Year-ended December 31
| 2021 |  | 2020 |  | 2019
Operating lease costs* | $ | 2,199 |  |  | $ | 2,551 |  |  | $ | 2,621 |
Finance lease costs | 66 |  |  | 45 |  | 66
Total lease costs | $ | 2,265 |  |  | $ | 2,596 |  |  | $ | 2,687 |
* Includes variable and short-term lease costs. Cash paid for amounts included in the measurement of lease liabilities was as follows:
| Year-ended December 31
| 2021 |  | 2020 |  | 2019
Operating cash flows from operating leases | $ | 1,670 |  |  | $ | 1,744 |  |  | $ | 1,574 |
Investing cash flows from operating leases | 398 |  |  | 762 |  |  | 1,047 |
Operating cash flows from finance leases | 21 |  |  | 14 |  |  | 13 |
Financing cash flows from finance leases | 193 |  |  | 34 |  |  | 24 |
At December 31, 2021, the estimated future undiscounted cash flows for operating and finance leases were as follows:
|  | At December 31, 2021
|  | Operating Leases |  | Finance Leases
Year | 2022 | $ | 1,054 |  |  | $ | 64 |
| 2023 | 674 |  |  | 62 |
| 2024 | 487 |  |  | 61 |
| 2025 | 376 |  |  | 58 |
| 2026 | 245 |  |  | 55 |
| Thereafter | 1,049 |  |  | 316 |
| Total | $ | 3,885 |  |  | $ | 616 |
Less: Amounts representing interest | 382 |  |  | 119 |
Total lease liabilities | $ | 3,503 |  |  | $ | 497 |
Additionally, the company has $1,074 in future undiscounted cash flows for operating leases not yet commenced. These leases are primarily for a drill ship and drilling rigs. For those leasing arrangements where the underlying asset is not yet constructed, the lessor is primarily involved in the design and construction of the asset.

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- Definition The entire disclosure for finance leases of lessee. Includes, but is not limited to, description of lessee's finance lease and maturity analysis of finance lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=77888251 + Details
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- Definition The entire disclosure for operating leases of lessee. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=77888251 + Details
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