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Related Party Transactions (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Dec. 31, 2022 | Dec. 31, 2023
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans and Leases Receivable, Related Parties, Fixed Interest Rate |  | 3.50% |  | 3.50% |  |
Revenues | $ 671,168 | $ 632,265 | $ 1,341,227 | $ 1,254,709 |  |
Other Assets, Current | 105,951 |  | 105,951 |  |  | $ 94,054
Other Liabilities, Noncurrent | 56,359 |  | 56,359 |  |  | 54,905
Interest and Debt Expense | 23,533 | 23,680 | 44,498 | 41,869 |  |
Related Party |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Revenues | 2,243 | 1,906 | 3,672 | 3,745 |  |
Other Assets, Current | 11,742 |  | 11,742 |  |  | 6,792
Affiliated entity | Loan Agreement, Related Party |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Other Assets, Current | 400 |  | 400 |  |  | 800
Interest and Debt Expense | 100 | 100 | 100 | 100 |  |
Affiliated entity | Marketing and advertising services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related Party Transaction, Expected Amount of Transactions with Related Party | 3,576 |  | 3,576 |  |  |
Revenues | 831 | 80 | 941 | 186 |  |
Other Assets, Current | 2,989 |  | 2,989 |  |  | 4,381
Affiliated entity | Sales and management services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Operating Expenses | 400 | 500 | 800 | 700 |  |
Other Liabilities, Noncurrent | 600 |  | 600 |  |  | 600
Immediate family member of management | Polling Services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related Party Transaction, Expected Amount of Transactions with Related Party | 1,986 |  | 1,986 |  |  |
Revenues | 363 | 140 | 823 | 292 |  |
Other Assets, Current | 285 |  | 285 |  |  | 160
Employee of Subsidiary |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Loans and Leases Receivable, Related Parties, Additions |  |  |  |  | $ 900 |
Other Assets, Current | 2,700 |  | 2,700 |  |  | 2,700
Immediate Family Member of Company's President | Polling and public relation services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related Party Transaction, Expected Amount of Transactions with Related Party | 1,309 |  | 1,309 |  |  |
Revenues | 194 | 109 | 298 | 166 |  |
Other Assets, Current | 83 |  | 83 |  |  | 39
Director | Marketing and advertising services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related Party Transaction, Expected Amount of Transactions with Related Party | 455 |  | 455 |  |  |
Revenues | 0 | 444 | 0 | 1,158 |  |
Other Assets, Current | 0 |  | 0 |  |  | 1,518
srt_DirectorMember | Marketing and advertising services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Revenues | 400 | 100 | 600 | 400 |  |
Other Liabilities, Noncurrent |  |  |  |  |  | 700
Client Founder | Marketing and advertising services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related Party Transaction, Expected Amount of Transactions with Related Party | 18,000 |  | 18,000 |  |  |
Revenues | 341 | 0 | 341 | 0 |  |
Other Assets, Current | 8,000 |  | 8,000 |  |  | 0
Stagwell Affiliate | Beneficial owner | Marketing and Website Development Services |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |
Related Party Transaction, Expected Amount of Transactions with Related Party | 2,657 |  | 2,657 |  |  |
Revenues | 514 | $ 1,133 | 1,269 | $ 1,943 |  |
Other Assets, Current | $ 385 |  | $ 385 |  |  | $ 694

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