SEGMENT INFORMATION - Schedule of Contribution Profit by Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Revenue	$ 117,200	$ 117,187
Total cost of revenue	11,151	10,889
Marketing
Total marketing	36,333	34,437
Income (loss) from operations	(3,319)	1,884
Selling, general and administrative	73,028	69,840
Restructuring and related charges	7	137
Other income (expense), net	(4,371)	7,571
Income (loss) from continuing operations before provision (benefit) for income taxes	(7,690)	9,455
Operating Segments
Marketing
Income (loss) from operations	69,716	71,861
Operating Segments | North America
Segment Reporting Information [Line Items]
Revenue	89,913	91,113
Total cost of revenue	7,990	8,241
Marketing
Online marketing	25,382	25,927
Other segment items (marketing)	1,539	547
Total marketing	26,921	26,474
Income (loss) from operations	55,002	56,398
Operating Segments | North America | Payment processor fees
Segment Reporting Information [Line Items]
Total cost of revenue	6,394	6,354
Operating Segments | North America | Other segment items (cost of revenue)
Segment Reporting Information [Line Items]
Total cost of revenue	1,596	1,887
Operating Segments | International
Segment Reporting Information [Line Items]
Revenue	27,287	26,074
Total cost of revenue	3,161	2,648
Marketing
Online marketing	7,844	7,102
Other segment items (marketing)	1,568	861
Total marketing	9,412	7,963
Income (loss) from operations	14,714	15,463
Operating Segments | International | Payment processor fees
Segment Reporting Information [Line Items]
Total cost of revenue	1,447	1,406
Operating Segments | International | Other segment items (cost of revenue)
Segment Reporting Information [Line Items]
Total cost of revenue	1,714	1,242
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment
Marketing
Income (loss) from operations	(3,319)	1,884
Selling, general and administrative	73,028	69,840
Restructuring and related charges	7	137
Other income (expense), net	(4,371)	7,571
Income (loss) from continuing operations before provision (benefit) for income taxes	$ (7,690)	$ 9,455