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Goodwill and Other Intangible Assets - Gross Carrying Amounts and Accumulated Amortization of Other Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Definite-lived intangible assets: |  |  |
Gross Carrying Amount | $ 7,299,249 | $ 8,469,797 |
Accumulated Amortization | (3,754,756) | (4,875,833) |
Net Carrying Amount | 3,544,493 | 3,593,964 |
Indefinite-lived intangible assets: |  |  |
Total intangible assets, gross carrying amount | 8,632,249 | 9,802,797 |
Total finite-lived intangible assets, accumulated amortization | (3,754,756) | (4,875,833) |
Total intangible assets, net carrying amount | 4,877,493 | 4,926,964 |
Acquired intangible assets, fully amortized amount | 1,700,000 |  |
Customer-Related Intangible Assets |  |  |
Definite-lived intangible assets: |  |  |
Gross Carrying Amount | 5,571,456 | 6,739,004 |
Accumulated Amortization | (2,937,245) | (4,143,469) |
Net Carrying Amount | 2,634,211 | 2,595,535 | $ 2,778,922
Indefinite-lived intangible assets: |  |  |
Total finite-lived intangible assets, accumulated amortization | $ (2,937,245) | $ (4,143,469) |
Contracts and related customer relationship useful life (in years) | 15 years | 14 years |
Dealer Relationships |  |  |
Definite-lived intangible assets: |  |  |
Gross Carrying Amount | $ 1,518,020 | $ 1,518,020 |
Accumulated Amortization | (618,154) | (538,801) |
Net Carrying Amount | 899,866 | 979,219 |
Indefinite-lived intangible assets: |  |  |
Total finite-lived intangible assets, accumulated amortization | $ (618,154) | (538,801) |
Contracts and related customer relationship useful life (in years) | 19 years |  |
Other |  |  |
Definite-lived intangible assets: |  |  |
Gross Carrying Amount | $ 209,773 | 212,773 |
Accumulated Amortization | (199,357) | (193,563) |
Net Carrying Amount | 10,416 | 19,210 |
Indefinite-lived intangible assets: |  |  |
Total finite-lived intangible assets, accumulated amortization | $ (199,357) | (193,563) |
Contracts and related customer relationship useful life (in years) | 10 years |  |
Trade Names |  |  |
Indefinite-lived intangible assets: |  |  |
Trade name | $ 1,333,000 | $ 1,333,000 |

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