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Impairments (Tables) | 6 Months Ended
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Jun. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Summary of Other Intangible Assets | As of June 30, 2025 and December 31, 2024, intangible assets consisted of the following:
|  | As of June 30, 2025 |
|  | Weighted Average Remaining Useful Life (years) |  |  | Gross Carrying Amount (1) |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Brand |  |  | 3.5 |  |  | $ | 18,112 |  |  | $ | 13,809 |  |  | $ | 4,303 |
Customer relationships |  |  | — |  |  |  | 19,870 |  |  |  | 19,870 |  |  |  | — |
Developed technology |  |  | — |  |  |  | 64,565 |  |  |  | 64,565 |  |  |  | — |
Total |  |  |  |  | $ | 102,547 |  |  | $ | 98,244 |  |  | $ | 4,303 |
(1) During the six months ended June 30, 2025, the Company recorded $6,624 of impairment charges for the brand intangible asset related to the CarOffer reporting unit in the Digital Wholesale segment and accordingly adjusted the gross carrying amount of the asset.
|  | As of December 31, 2024 |
|  | Weighted Average Remaining Useful Life (years) |  |  | Gross Carrying Amount (1) |  |  | Accumulated Amortization |  |  | Net Carrying Amount |
Brand |  |  | 6.1 |  |  | $ | 24,559 |  |  | $ | 12,792 |  |  | $ | 11,767 |
Customer relationships |  |  | — |  |  |  | 19,870 |  |  |  | 19,870 |  |  |  | — |
Developed technology |  |  | — |  |  |  | 64,565 |  |  |  | 64,565 |  |  |  | — |
Total |  |  |  |  | $ | 108,994 |  |  | $ | 97,227 |  |  | $ | 11,767 |
(1) During the year ended December 31, 2024, the Company recorded $7,538 of impairment charges for the brand intangible asset related to the CarOffer reporting unit in the Digital Wholesale segment and accordingly adjusted the gross carrying amount of the asset.
Summary of Estimated Amortization Expense of Intangible Assets | As of June 30, 2025, estimated amortization expense of intangible assets for future periods is as follows:
Year Ending December 31, |  | Amortization Expense |
Remainder of 2025 |  | $ | 1,054 |
2026 |  |  | 957 |
2027 |  |  | 957 |
2028 |  |  | 957 |
2029 |  |  | 368 |
Thereafter |  |  | 10 |
Total |  | $ | 4,303 |
Summary of Changes in Carrying Value of Goodwill | As of June 30, 2025, changes in the carrying value of goodwill are as follows:
|  | U.S. Marketplace |  |  | Digital Wholesale |  |  | Other |  |  | Total |
Balance as of December 31, 2024 |  | $ | 12,477 |  |  | $ | 19,568 |  |  | $ | 14,122 |  |  | $ | 46,167 |
Impairment of goodwill |  |  | — |  |  |  | (19,568 | ) |  |  | — |  |  |  | (19,568 | )
Foreign currency translation adjustment |  |  | — |  |  |  | — |  |  |  | 1,771 |  |  |  | 1,771 |
Balance as of June 30, 2025 |  | $ | 12,477 |  |  | $ | — |  |  | $ | 15,893 |  |  | $ | 28,370 |
Summary of Impairments | For the three months ended June 30, 2025 and 2024 and for the six months ended June 30, 2025 and 2024, impairments consisted of the following:
|  | Three Months Ended June 30, |  |  | Six Months Ended June 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Cost of Revenue |  |  |  |  |  |  |  |  |  |  |  |
Capitalized website development |  | $ | 2,919 |  |  | $ | 180 |  |  | $ | 2,919 |  |  | $ | 180 |
Total impairments in cost of revenue |  | $ | 2,919 |  |  | $ | 180 |  |  | $ | 2,919 |  |  | $ | 180 |
Operating Expense |  |  |  |  |  |  |  |  |  |  |  |
Capitalized hosting arrangements |  | $ | 291 |  |  | $ | — |  |  | $ | 291 |  |  | $ | — |
Capitalized internal-use software |  |  | 769 |  |  |  | — |  |  |  | 769 |  |  |  | — |
Capitalized website development |  |  | 1,882 |  |  |  | — |  |  |  | 1,882 |  |  |  | — |
Intangible assets |  |  | 6,624 |  |  |  | 7,538 |  |  |  | 6,624 |  |  |  | 7,538 |
Goodwill |  |  | 19,568 |  |  |  | 115,206 |  |  |  | 19,568 |  |  |  | 115,206 |
Right-of-use assets |  |  | 499 |  |  |  | 4,731 |  |  |  | 499 |  |  |  | 4,731 |
Total impairments in operating expense |  | $ | 29,633 |  |  | $ | 127,475 |  |  | $ | 29,633 |  |  | $ | 127,475 |
Total |  | $ | 32,552 |  |  | $ | 127,655 |  |  | $ | 32,552 |  |  | $ | 127,655 |

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