CONSOLIDATED BALANCE SHEET COMPONENTS - Schedule of Property, Equipment and Software, Net (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Property Plant And Equipment [Line Items] | ||
| Total property, equipment, and software | $ 174.6 | $ 118.3 |
| Less: accumulated depreciation and amortization | (119.6) | (74.9) |
| Property, equipment, and software, net | 55.0 | 43.4 |
| Internal-use software and website development | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, equipment, and software | 130.4 | 113.6 |
| Computer equipment and purchased software | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, equipment, and software | 13.4 | 2.8 |
| Leasehold improvements | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, equipment, and software | 23.9 | 1.1 |
| Furniture and fixtures | ||
| Property Plant And Equipment [Line Items] | ||
| Total property, equipment, and software | $ 6.9 | $ 0.8 |
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- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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