Balance Sheet Components - Schedule of Property, Equipment and Software, Net (Details) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Jun. 30, 2025 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Total property, equipment and software, at cost | $ 1,226,904 | $ 1,027,952 |
| Less: Accumulated depreciation and amortization | (587,014) | (455,315) |
| Total property, equipment and software, net | 639,891 | 572,637 |
| Internally developed software | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property, equipment and software, at cost | 1,180,344 | 987,399 |
| Leasehold improvements | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property, equipment and software, at cost | 25,690 | 21,990 |
| Computer equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property, equipment and software, at cost | 11,178 | 9,555 |
| Furniture and equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property, equipment and software, at cost | $ 9,692 | $ 9,007 |