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Summary of Significant Accounting Policies - Allowance for credit losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Allowance for credit loss roll forward |  |  |  |
Balance at beginning of period | $ 3,356 | $ 2,516 | $ 2,915 | $ 3,023
Charged to selling, general and administrative expense | 585 | 156 | 1,026 | 653
Write-offs |  |  |  | (1,004)
Total | $ 3,941 | $ 2,672 | $ 3,941 | $ 2,672
Minimum |  |  |  |
Accounts Receivable and Allowance for Credit Losses |  |  |  |
Accounts receivable generally outstanding duration |  |  | 30 days |
Maximum |  |  |  |
Accounts Receivable and Allowance for Credit Losses |  |  |  |
Accounts receivable generally outstanding duration |  |  | 60 days |

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