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THE COMPANY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($) segment	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($) segment	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Revenue and Other [Line Items]
Revenue	$ 1,111,589	$ 1,362,581	$ 2,195,860	$ 2,687,926
Current deferred revenue	160,827		160,827		$ 157,124	$ 165,500
Non-current deferred revenue	100		100		200	$ 400
Deferred revenue recognized during period			127,300	125,200
Angi Inc.
Revenue and Other [Line Items]
Revenue			767,475	$ 951,941
Number of operating segments | segment		4		4
Revenue, Segment | Customer concentration risk
Revenue and Other [Line Items]
Revenue	164,600	$ 122,100	303,300	$ 269,300
Google Inc. | Revenue, Segment | Customer concentration risk
Revenue and Other [Line Items]
Revenue	$ 197,900	$ 169,300	$ 370,800	$ 362,700
Concentration risk (as a percent)	18.00%	12.00%	17.00%	13.00%
Google Inc. | Accounts Receivable | Customer concentration risk
Revenue and Other [Line Items]
Accounts receivable	$ 68,800		$ 68,800		$ 74,100
Services Agreement | Revenue, Segment | Customer concentration risk
Revenue and Other [Line Items]
Concentration risk (as a percent)	15.00%	9.00%	14.00%	10.00%
Desktop | Revenue, Segment | Customer concentration risk | Search
Revenue and Other [Line Items]
Revenue	$ 18,400	$ 24,500	$ 37,000	$ 51,200
Ask Media Group | Revenue, Segment | Customer concentration risk | Search
Revenue and Other [Line Items]
Revenue	146,100	$ 97,600	266,400	$ 218,100
Change In Accounting Principle, Recording Revenue On Net Basis
Revenue and Other [Line Items]
Revenue	(71,100)		(122,800)
Dotdash Meredith Term Loan B Facility | Interest rate swaps | Dotdash Meredith
Revenue and Other [Line Items]
Notional amount	$ 350,000		$ 350,000

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