EQUITY - Stock-Based Compensation Expense (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	$ 72,421	$ 45,310	$ 13,450
General and administrative
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	59,113	35,423	8,296
Technology and product development
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	12,036	9,363	3,994
Technology and product development \| Warrant
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	9,500	6,600	0
Operations and processing
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	455	388	356
Sales and marketing
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock-based compensation expense	$ 817	$ 136	$ 804

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details