BUSINESS COMBINATIONS - Identifiable Intangible Assets Acquired (Details) - USD ($) $ in Thousands				6 Months Ended
	Jan. 07, 2022	May 05, 2021	Mar. 05, 2021	Jun. 30, 2022
Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				1 year 9 months 18 days
Developed Technology Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				4 years 9 months 18 days
Merchant Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				3 years 8 months 12 days
Partner Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				5 years 8 months 12 days
Card-Linked Subscriber User Base [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				3 years 8 months 12 days
Bridg Acquisition | Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired		$ 200
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		2 years
Bridg Acquisition | Developed Technology Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired		$ 53,500
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		6 years
Bridg Acquisition | Merchant Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired		$ 11,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		5 years
Dosh Holdings, Inc. | Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired			$ 2,500
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			3 years
Dosh Holdings, Inc. | Developed Technology Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired			$ 37,500
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			6 years
Dosh Holdings, Inc. | Merchant Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired			$ 21,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			5 years
Dosh Holdings, Inc. | Partner Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired			$ 2,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			7 years
Dosh Holdings, Inc. | Card-Linked Subscriber User Base [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired			$ 17,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			5 years
Entertainment Acquisition | Trade Names [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	$ 800
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	3 years
Entertainment Acquisition | Developed Technology Rights [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	$ 700
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	3 years
Entertainment Acquisition | Merchant Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Finite-lived Intangible Assets Acquired	$ 8,300
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	4 years