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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2024
INCOME TAXES [ABSTRACT] |
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] | The sources of pre-tax operating income are as follows (in thousands):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2024 |  | 2023 |  | 2022 |
Domestic | ​ | $ | (259,737) | ​ | $ | (39,871) | ​ | $ | 52,887 | ​
Foreign | ​ |  | 23,220 | ​ |  | 80,595 | ​ |  | 91,561 | ​
Total | ​ | $ | (236,517) | ​ | $ | 40,724 | ​ | $ | 144,448 | ​
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] | The components of the Company’s Provision for (benefit from) income taxes are as follows (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2024 |  | 2023 |  | 2022 |
Current provision for (benefit from) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Federal | ​ | $ | 229 | ​ | $ | 3,625 | ​ | $ | 10,816 | ​
State | ​ |  | — | ​ |  | 1,893 | ​ |  | 5,245 | ​
Foreign | ​ |  | 15,341 | ​ |  | 24,470 | ​ |  | 22,055 | ​
Total current provision for (benefit from) | ​ |  | 15,570 | ​ |  | 29,988 | ​ |  | 38,116 | ​
Deferred provision for (benefit from) | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Federal | ​ |  | 51,389 | ​ |  | (14,357) | ​ |  | (3,128) | ​
State | ​ |  | 3,494 | ​ |  | (848) | ​ |  | (192) | ​
Foreign | ​ |  | 3,647 | ​ |  | 7,677 | ​ |  | (7,681) | ​
Total deferred provision for (benefit from) | ​ |  | 58,530 | ​ |  | (7,528) | ​ |  | (11,001) | ​
Total provision for (benefit from) income taxes | ​ | $ | 74,100 | ​ | $ | 22,460 | ​ | $ | 27,115 | ​
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] | The following reconciles the Company’s effective tax rate to the federal statutory rate (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2024 |  | 2023 |  | 2022 |
Income tax per U.S. federal statutory rate (21%, 21%, 21%) | ​ | $ | (49,668) | ​ | $ | 8,552 | ​ | $ | 30,334 | ​
State income taxes, net of federal deduction | ​ |  | (9,581) | ​ |  | (1,355) | ​ |  | 2,717 | ​
Change in valuation allowances | ​ |  | 110,753 | ​ |  | 14,917 | ​ |  | (3,278) | ​
Foreign income taxes at different rates than the U.S. | ​ |  | 7,495 | ​ |  | 208 | ​ |  | 1,202 | ​
Foreign withholding taxes | ​ |  | 3,771 | ​ |  | — | ​ | ​ | — | ​
Taxes related to compensation | ​ | ​ | 3,515 | ​ | ​ | 1,542 | ​ | ​ | (66) | ​
Liabilities for uncertain tax positions | ​ |  | 616 | ​ |  | 1,759 | ​ |  | (1,435) | ​
Impacts of foreign branch operations | ​ | ​ | (2,378) | ​ | ​ | (283) | ​ | ​ | 2,315 | ​
Non-taxable earnings of noncontrolling interest | ​ |  | (1,810) | ​ |  | (1,508) | ​ |  | (2,638) | ​
Foreign dividend less foreign tax credits | ​ |  | (1,209) | ​ |  | (1,294) | ​ |  | (1,616) | ​
Impacts of impairments | ​ |  | 10,586 | ​ | ​ | — | ​ |  | — | ​
State and Federal income tax credits and NOL's | ​ |  | (3,585) | ​ |  | (4,611) | ​ |  | (4,604) | ​
Foreign earnings taxed currently in U.S. | ​ |  | 5,221 | ​ |  | 2,409 | ​ |  | 2,978 | ​
Taxes related to prior year filings | ​ |  | (850) | ​ |  | 675 | ​ | ​ | (432) | ​
Other | ​ |  | 1,224 | ​ |  | 1,449 | ​ |  | 1,638 | ​
Income tax per effective tax rate | ​ | $ | 74,100 | ​ | $ | 22,460 | ​ | $ | 27,115 | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Effective tax rate percentage | ​ | ​ | (31.3)% | ​ | ​ | 55.2% | ​ | ​ | 18.8% | ​
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] | The Company’s deferred income tax assets and liabilities are summarized as follows (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2024 |  | 2023 |
Deferred tax assets, gross | ​ | ​ | ​ | ​ | ​ | ​ | ​
Accrued compensation and employee benefits | ​ | $ | 8,436 | ​ | $ | 12,687 | ​
Allowance for credit losses, insurance and other accruals | ​ |  | 6,580 | ​ |  | 7,855 | ​
Amortization of deferred lease liabilities | ​ |  | 15,817 | ​ |  | 21,683 | ​
Net operating losses | ​ |  | 22,099 | ​ |  | 22,241 | ​
Equity compensation | ​ |  | 2,206 | ​ | ​ | — | ​
Customer acquisition and deferred revenue accruals | ​ |  | 13,307 | ​ |  | 15,991 | ​
Federal and state tax credits, net | ​ |  | 8,818 | ​ |  | 3,456 | ​
Investments | ​ | ​ | — | ​ | ​ | 7,626 | ​
Depreciation and amortization | ​ | ​ | 29,059 | ​ | ​ | 19,570 | ​
Unremitted foreign earnings | ​ | ​ | 31,026 | ​ | ​ | 13,412 | ​
Interest expense | ​ | ​ | 30,286 | ​ | ​ | 14,957 | ​
Unrealized gains on derivatives | ​ | ​ | 867 | ​ | ​ | — | ​
Partnership deferred investment | ​ | ​ | 3,464 | ​ | ​ | — | ​
Other | ​ |  | 1,038 | ​ |  | 630 | ​
Total deferred tax assets, gross | ​ |  | 173,003 | ​ |  | 140,108 | ​
Valuation allowances | ​ |  | (157,383) | ​ |  | (39,902) | ​
Total deferred tax assets, net | ​ |  | 15,620 | ​ |  | 100,206 | ​
Deferred tax liabilities | ​ | ​ | ​ | ​ | ​ | ​ | ​
Intangible assets | ​ |  | (10,232) | ​ |  | (41,447) | ​
Operating lease assets | ​ |  | (12,559) | ​ |  | (18,362) | ​
Other | ​ |  | (1,789) | ​ |  | (5,383) | ​
Total deferred tax liabilities | ​ |  | (24,580) | ​ |  | (65,192) | ​
Net deferred tax assets | ​ | $ | (8,960) | ​ | $ | 35,014 | ​
Valuation Allowance Rollforward | Activity in the Company’s valuation allowance accounts consists of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2024 |  | 2023 |  | 2022 |
Beginning balance | ​ | $ | 39,902 | ​ | $ | 24,944 | ​ | $ | 29,620 | ​
Additions of deferred income tax expense | ​ |  | 121,085 | ​ |  | 18,410 | ​ |  | 2,248 | ​
Reductions of deferred income tax expense | ​ |  | (3,604) | ​ |  | (3,452) | ​ |  | (6,924) | ​
Ending balance | ​ | $ | 157,383 | ​ | $ | 39,902 | ​ | $ | 24,944 | ​
Summary of Operating Loss Carryforwards [Table Text Block] | As of December 31, 2024, after consideration of all tax loss carry back opportunities, the Company had tax affected tax loss carry forwards worldwide expiring as follows (in thousands): ​
​ | ​ | ​ | ​
2025 |  | $ | 37
2026 | ​ |  | 603
2027 | ​ |  | 265
2028 | ​ |  | 245
After 2028 | ​ |  | 11,081
No expiration | ​ |  | 9,868
Total | ​ | $ | 22,099
Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] | The tabular reconciliation of the reserve for uncertain tax benefits on a gross basis without interest for the three years ended December 31, 2024 is presented below (in thousands): ​
​ | ​ | ​ | ​
Balance as of December 31, 2021 |  | $ | 6,903
Additions for current year tax positions | ​ |  | 143
Reductions in prior year tax positions | ​ |  | (479)
Balance as of December 31, 2022 | ​ |  | 6,567
Additions for current year tax positions | ​ |  | 212
Reductions in prior year tax positions | ​ |  | (203)
Balance as of December 31, 2023 | ​ |  | 6,576
Additions for current year tax positions | ​ |  | 218
Reductions in prior year tax positions | ​ |  | (275)
Balance as of December 31, 2024 | ​ | $ | 6,519
Summary of Income Tax Examinations [Table Text Block] | ​
​ | ​ | ​
Tax Jurisdiction |  | Tax Year Ended
United States |  | 2017, 2018, and 2021 - Present
Netherlands |  | 2020 - Present
India |  | 2017 - Present
Canada |  | 2020 - Present
Mexico |  | 2019 - Present
Philippines |  | 2021 - Present

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