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SEGMENTS - Concentration of Risk (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenue Benchmark | Geographic Concentration Risk | United States
Concentration Risk [Line Items]
Concentration risk	92.00%	94.00%	91.00%
Revenue Benchmark | Customer Concentration Risk | Top Five Marketers
Concentration Risk [Line Items]
Concentration risk	16.00%	15.00%	15.00%
Accounts Receivable Benchmark | Customer Concentration Risk | Top Five Marketers
Concentration Risk [Line Items]
Concentration risk	17.00%	19.00%
Partner Share Benchmark | Partner Concentration | Top Three Partners
Concentration Risk [Line Items]
Concentration risk	85.00%	85.00%	80.00%
Partner Share Benchmark | Partner Concentration | Top Partner
Concentration Risk [Line Items]
Concentration risk	50.00%	50.00%	20.00%
Partner Share Benchmark | Partner Concentration | Second Largest Partner
Concentration Risk [Line Items]
Concentration risk	10.00%	10.00%	25.00%
Partner Share Benchmark | Partner Concentration | Third Largest Partner
Concentration Risk [Line Items]
Concentration risk	10.00%	10.00%	10.00%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
-SubTopic 310
-Name Accounting Standards Codification
-Section 50
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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-Section 50
-Paragraph 42
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