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Income taxes - Narrative (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 USD ($) shares | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) shares | Sep. 30, 2023 USD ($) | Dec. 31, 2023 USD ($)
Income Tax Disclosure [Line Items] |  |  |  |  |
Effective income tax rate | 2.60% | (0.50%) | 3.10% | (0.60%) |
Statutory federal tax rate |  |  | 21.00% |  |
Conversion of stock (in shares) | shares | 0 |  | 6,496,800 |  |
Stockholder's equity, exchange ratio | 1 |  | 1 |  |
Deferred tax assets, valuation allowance | $ 125,200,000 |  | $ 125,200,000 |  | $ 95,100,000
Liability on tax receivable agreement | 0 |  | 0 |  | $ 0
Unrecognized liability on tax receivable agreement | 121,000,000 |  | 121,000,000 |  |
Payments pursuant to tax receivable agreement |  |  | 0 | $ 2,822,000 |
Tax Receivables Agreement | Related Party |  |  |  |  |
Income Tax Disclosure [Line Items] |  |  |  |  |
Payments pursuant to tax receivable agreement | $ 0 | $ 0 | $ 0 | $ 2,800,000 |

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- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482913/230-10-50-4 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482913/230-10-50-3 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482913/230-10-50-5 + Details
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