COMMITMENTS AND CONTINGENCIES - Narrative (Details)	Dec. 01, 2021 USD ($)	Sep. 03, 2020 arbitration	Jul. 13, 2020 plaintiff	Jun. 13, 2019 plaintiff	Aug. 31, 2018 plaintiff	Aug. 14, 2018 USD ($) plaintiff	Dec. 31, 2021 USD ($) lawsuit
Other Commitments [Line Items]
Loss contingency reserve							$ 0
Number of lawsuits with possible material impact (one or more) | lawsuit							1
Purchase Obligation
Other Commitments [Line Items]
Purchase obligations due in next twelve months							$ 56,000,000
Purchase obligations due between one and three years							15,500,000
Purchase obligations due between three and five years							23,500,000
Total purchase obligations							95,000,000
Letters of Credit and Surety Bonds
Other Commitments [Line Items]
Funding commitments							$ 500,000
Tinder Optionholder Litigation
Other Commitments [Line Items]
Number of plaintiffs | plaintiff				2	6	10
Number of plaintiffs who filed a discontinuance of claims | plaintiff			4		4
Number of arbitrations | arbitration		4
Litigation settlement, amount awarded to other party	$ 441,000,000
Tinder Optionholder Litigation | Pending Litigation
Other Commitments [Line Items]
Damages sought						$ 2,000,000,000