DISCONTINUED OPERATIONS - Components of Income from Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Loss) earnings from discontinued operations, net of tax	$ 0	$ (2,211)	$ 509
IAC/InterActiveCorp | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income tax (provision) benefit		(2,211)	509
(Loss) earnings from discontinued operations, net of tax		$ (2,211)	$ 509