BASIS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Vendor Incentives and Rebates Provided to POS Partners (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2025 |
Sep. 30, 2024 |
Sep. 30, 2025 |
Sep. 30, 2024 |
|
| POS Partners | ||||
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | ||||
| Progressive Leasing expense for additional consideration to POS partners | $ 8.2 | $ 9.0 | $ 25.3 | $ 25.7 |