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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Concentration Risk [Line Items]
Advertising costs	$ 11,093	$ 10,954
Accounts Receivable | Customer Concentration Risk | Apple
Concentration Risk [Line Items]
Concentration risk, percentage	66.90%		56.20%
Accounts Receivable | Customer Concentration Risk | Google
Concentration Risk [Line Items]
Concentration risk, percentage	19.30%		27.50%
Accounts Receivable | Customer Concentration Risk | Stripe
Concentration Risk [Line Items]
Concentration risk, percentage	10.00%
Revenue Benchmark | Customer Concentration Risk | Apple
Concentration Risk [Line Items]
Concentration risk, percentage	57.10%	51.10%
Revenue Benchmark | Customer Concentration Risk | Google
Concentration Risk [Line Items]
Concentration risk, percentage	26.20%	29.10%
Revenue Benchmark | Customer Concentration Risk | Stripe
Concentration Risk [Line Items]
Concentration risk, percentage	11.90%

X

- Definition

Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

+ References

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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