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RELATED PARTY TRANSACTIONS - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Jan. 31, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related Party Transaction [Line Items]
Current lease liabilities		$ 2,661	$ 2,979
Long-term lease liabilities		10,775	16,335
Repayment of outstanding related party debt		0	0	$ 94,565
Affiliated Entity
Related Party Transaction [Line Items]
Repayment of outstanding related party debt	$ 99,500
Payment of accrued interest	$ 4,900
Affiliated Entity \| January 2021 Promissory Note
Related Party Transaction [Line Items]
Stated interest rate (as a percent)	10.00%
IAC/InterActive Corp \| Affiliated Entity
Related Party Transaction [Line Items]
Current lease liabilities		2,300	2,000
Long-term lease liabilities		10,700	13,000
Allocated costs				1,000
IAC/InterActive Corp \| IAC Health and Welfare Benefit Plans and Other Non-Occupancy \| Affiliated Entity
Related Party Transaction [Line Items]
Expenses incurred with related party		800	3,600	12,800
IAC/InterActive Corp \| IAC Health And Welfare Benefit Plans And Other Non-Occupancy, Coverage Prior To Spin-Off \| Affiliated Entity
Related Party Transaction [Line Items]
Expenses incurred with related party		800
IAC/InterActive Corp \| IAC Headquarters Occupancy and Subsidiary of Angi Occupancy \| Affiliated Entity
Related Party Transaction [Line Items]
Rent expense		$ 3,500	$ 4,600	$ 4,400