SETTLEMENT ASSETS AND OBLIGATIONS (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|---|---|
| Settlement assets: | ||||
| Settlement cash and cash equivalents | $ 376.2 | $ 503.1 | $ 456.1 | $ 367.2 |
| Settlement restricted cash | 144.0 | 145.9 | $ 157.8 | $ 189.2 |
| Accounts receivable | 747.3 | 971.6 | ||
| Prepaid expenses and other current assets | 157.8 | 289.8 | ||
| Total settlement assets | 1,425.3 | 1,910.4 | ||
| Settlement obligations: | ||||
| Trade account payables | 525.6 | 901.0 | ||
| Accrued expenses and other current liabilities | 899.7 | 1,009.4 | ||
| Total settlement obligations | $ 1,425.3 | $ 1,910.4 |