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Leases (Tables) | 9 Months Ended
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Sep. 30, 2021
Leases [Abstract] |
Lease cost and other information | The components of lease expense were as follows:
| Three Months Ended |  | Three Months Ended |  | Nine Months Ended |  | Nine Months Ended
(DOLLARS IN MILLIONS) | September 30, 2021 |  | September 30, 2020 |  | September 30, 2021 |  | September 30, 2020
Operating lease cost | $ | 43 |  |  | $ | 13 |  |  | $ | 121 |  |  | $ | 37 |
Finance lease cost | 2 |  |  | 1 |  |  | 4 |  |  | 3 |
Supplemental cash flow information related to leases was as follows:
| Nine Months Ended | Nine Months Ended
(DOLLARS IN MILLIONS) | September 30, 2021 |  | September 30, 2020
Cash paid for amounts included in the measurement of lease liabilities |  |  |
Operating cash flows for operating leases | $ | 94 |  |  | $ | 39 |
Financing cash flows for finance leases | 3 |  |  | 2 |
Right-of-use assets obtained in exchange for lease obligations |  |  |
Operating leases | 69 |  |  | 37 |
Finance leases | 16 |  |  | 4 |

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- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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- References No definition available. + Details
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