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Basis of Presentation - Additional Information (Detail) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 USD ($) States Store | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) Segment States Store | Sep. 30, 2024 USD ($) | Dec. 31, 2024 USD ($)
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |  |
Entity formed, year |  |  | 1998 |  |
Number of Locations | Store | 585 |  | 585 |  |
Number of states | States | 43 |  | 43 |  |
Capitalized costs, current net of amortization | $ 20.8 |  | $ 20.8 |  | $ 9.3
Capitalized costs, non current, net of amortization | 81.8 |  | 81.8 |  | $ 52.7
Capitalized cost amortization | $ 4.8 | $ 0.3 | $ 4.8 | $ 1.0 |
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] |  |  | srt:ChiefExecutiveOfficerMember |  |
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description |  |  | the primary measures reviewed by our CEO, including revenue, gross margin and income before income taxes, are shown in these condensed consolidated financial statements. |  |
Number of Operating Segments | Segment |  |  | 3 |  |
Number of reportable segment | Segment |  |  | 1 |  |

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