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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2025
Income Tax Disclosure [Abstract] |
Schedule of Provision for Income Taxes | The provision for income taxes consists of the following:
| Year Ended December 31, |
| 2025 |  |  | 2024 |  |  | 2023 |
Current: |  |  |  |  |  |  |  |  |  |  |
Federal | $ |  | 22,242 |  |  | $ |  | 48,337 |  |  | $ |  | 49,028 |
State and local |  |  | 41,240 |  |  |  |  | 9,695 |  |  |  |  | 4,047 |
Foreign |  |  | 34,582 |  |  |  |  | 32,211 |  |  |  |  | 27,385 |
Total current provision |  |  | 98,064 |  |  |  |  | 90,243 |  |  |  |  | 80,460 |
Deferred: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  | 18,009 |  |  |  |  | (2,884 | ) |  |  |  | (2,823 | )
State and local |  |  | 4,575 |  |  |  |  | (573 | ) |  |  |  | (754 | )
Foreign |  |  | (565 | ) |  |  |  | (421 | ) |  |  |  | (2,238 | )
Total deferred provision |  |  | 22,019 |  |  |  |  | (3,878 | ) |  |  |  | (5,815 | )
Provision for income taxes | $ |  | 120,083 |  |  | $ |  | 86,365 |  |  | $ |  | 74,645 |
Difference Between the U.S. Federal Statutory Tax Rate and the Company's Effective Tax Rate | A reconciliation of the U.S. federal statutory income tax rate to the Company’s effective tax rate is as follows:
|  | Year Ended December 31,
|  | 2025 |  | 2024 |  | 2023
|  | Amount |  |  | Percent |  | Amount |  |  | Percent |  | Amount |  |  | Percent
|  | ($ in thousands)
U.S. federal statutory tax rate |  | $ | 77,069 |  |  |  | 21.0 |  | % |  | $ | 75,715 |  |  |  | 21.0 |  | % |  | $ | 69,867 |  |  |  | 21.0 |  | %
State and local taxes, net of federal benefit* |  |  | 9,505 |  |  |  | 2.6 |  |  |  |  | 6,911 |  |  |  | 1.9 |  |  |  |  | 2,737 |  |  |  | 0.8 |  |
Foreign Tax Effects |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
United Kingdom |  |  | 4,273 |  |  |  | 1.2 |  |  |  |  | 4,298 |  |  |  | 1.2 |  |  |  |  | 1,935 |  |  |  | 0.5 |  |
Other foreign jurisdictions |  |  | 1,654 |  |  |  | 0.4 |  |  |  |  | 1,346 |  |  |  | 0.4 |  |  |  |  | 1,386 |  |  |  | 0.4 |  |
Effect of cross-border tax laws |  |  | 665 |  |  |  | 0.2 |  |  |  |  | — |  |  |  | — |  |  |  |  | — |  |  |  | — |  |
Tax Credits |  |  | (4,369 | ) |  |  | (1.2 | ) |  |  |  | (4,941 | ) |  |  | (1.4 | ) |  |  |  | (3,652 | ) |  |  | (1.0 | ) |
Nontaxable or nondeductible items |  |  | 4,400 |  |  |  | 1.2 |  |  |  |  | 3,036 |  |  |  | 0.9 |  |  |  |  | 2,372 |  |  |  | 0.7 |  |
Changes in unrecognized tax benefits** |  |  | 26,886 |  |  |  | 7.3 |  |  |  |  | — |  |  |  | — |  |  |  |  | — |  |  |  | — |  |
Effective tax rate |  | $ | 120,083 |  |  |  | 32.7 |  | % |  | $ | 86,365 |  |  |  | 24.0 |  | % |  | $ | 74,645 |  |  |  | 22.4 |  | %
*State taxes in New York State and New York City for the years ended December 31, 2025, 2024 and 2023 made up the majority (greater than 50%) of the tax effect in this category |  |
**The impact in the change in unrecognized tax benefits for the years ended December 31, 2024 and 2023 is immaterial |  |
Summary of Company's Net Deferred Tax Assets | The following is a summary of the Company’s net deferred tax assets:
|  | As of December 31, |
| 2025 |  |  | 2024 |
| (In thousands) |
Deferred tax assets: |  |  |  |  |  |  |
Stock compensation expense | $ |  | 4,962 |  |  | $ |  | 4,880 |
Operating lease liabilities |  |  | 15,267 |  |  |  |  | 15,753 |
Deferred compensation |  |  | 2,907 |  |  |  |  | 2,700 |
Capitalized software development |  |  | — |  |  |  |  | 3,130 |
Other |  |  | 110 |  |  |  |  | 1,096 |
Total deferred tax assets |  |  | 23,244 |  |  |  |  | 27,559 |
Valuation allowance |  |  | — |  |  |  |  | — |
Net deferred tax assets |  |  | 23,244 |  |  |  |  | 27,559 |
Deferred tax liabilities: |  |  |  |  |  |  |
Capitalized software development |  |  | (16,397 | ) |  |  |  | — |
Depreciation |  |  | (5,998 | ) |  |  |  | (6,990 | )
Goodwill and intangible assets |  |  | (6,667 | ) |  |  |  | (5,307 | )
Operating lease right-of-use assets |  |  | (12,098 | ) |  |  |  | (12,515 | )
Other deferred tax liabilities |  |  | (901 | ) |  |  |  | — |
Deferred tax asset/(liability), net | $ |  | (18,816 | ) |  | $ |  | 2,747 |
Summary of the Company's Taxes Paid Net of Refunds | The following is a summary of the Company’s cash paid for income taxes, net of refunds:
| Year Ended December 31, |
|  | 2025 |  |  | 2024 |  |  | 2023 |
| (in thousands) |
United Sates Federal | $ |  | 20,262 |  |  | $ |  | 48,902 |  |  | $ |  | 49,300 |
United States State and Local |  |  |  |  |  |  |  |  |  |  |
New York |  |  | 3,802 |  |  |  |  | 7,192 |  |  |  |  | 6,921 |
New York City |  |  | 3,406 |  |  |  |  | 8,420 |  |  |  |  | 6,478 |
Other |  |  | 3,141 |  |  |  |  | 433 |  |  |  |  | 494 |
Foreign |  |  |  |  |  |  |  |  |  |  |
United Kingdom |  |  | 23,467 |  |  |  |  | 23,594 |  |  |  |  | 20,310 |
Netherlands |  |  | 6,813 |  |  |  |  | 7,524 |  |  |  |  | 10,828 |
Other |  |  | 1,943 |  |  |  |  | 867 |  |  |  |  | 483 |
Total cash paid for income taxes, net of refunds | $ |  | 62,834 |  |  | $ | $ | 96,932 |  |  | $ | $ | 94,814 |
Reconciliation of the Unrecognized Tax Benefits | A reconciliation of the Company’s unrecognized tax benefits is as follows:
| Year Ended December 31, |
|  | 2025 |  |  | 2024 |  |  | 2023 |
| (in thousands) |
Balance at beginning of year | $ |  | — |  |  | $ |  | 3,130 |  |  | $ |  | 9,835 |
Increase based on tax positions related to the current period |  |  | 2,454 |  |  |  |  | — |  |  |  |  | — |
Increase based on tax positions related to prior periods |  |  | 19,909 |  |  |  |  | — |  |  |  |  | — |
(Decrease) related to settlements with taxing authorities |  |  | — |  |  |  |  | (3,130 | ) |  |  |  | (6,705 | )
Balance at end of year | $ |  | 22,363 |  |  | $ |  | — |  |  | $ |  | 3,130 |

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