ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Accrued expenses and other current liabilities
Accrued advertising expense	$ 48,162	$ 59,150
Accrued compensation and benefits	8,954	16,330
Accrued professional fees	3,021	1,887
Customer deposits and escrows	7,442	7,546
Contribution to LendingTree Foundation	0	3,333
Current lease liabilities	8,909	8,595
Other	7,976	9,890
Total accrued expenses and other current liabilities	$ 84,464	$ 106,731