GOODWILL AND INTANGIBLE ASSETS, NET, Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Intangible Assets [Abstract]
Gross fair value	$ 300,916		$ 300,916		$ 300,916
Accumulated amortization	(222,431)		(222,431)		(175,658)
Net book value	78,485		78,485		125,258
Amortization expenses related to intangible assets	15,080	$ 15,980	46,773	$ 47,911
Merchant/Network Affiliate Relationships [Member]
Intangible Assets [Abstract]
Gross fair value	146,547		146,547		146,547
Accumulated amortization	(100,412)		(100,412)		(75,987)
Net book value	46,135		46,135		70,560
Technology [Member]
Intangible Assets [Abstract]
Gross fair value	74,193		74,193		74,193
Accumulated amortization	(52,162)		(52,162)		(43,535)
Net book value	22,031		22,031		30,658
Publisher Relationships [Member]
Intangible Assets [Abstract]
Gross fair value	42,933		42,933		42,933
Accumulated amortization	(33,094)		(33,094)		(25,044)
Net book value	9,839		9,839		17,889
Tradenames [Member]
Intangible Assets [Abstract]
Gross fair value	24,097		24,097		24,097
Accumulated amortization	(24,097)		(24,097)		(18,739)
Net book value	0		0		5,358
Customer Relationships [Member]
Intangible Assets [Abstract]
Gross fair value	13,146		13,146		13,146
Accumulated amortization	(12,666)		(12,666)		(12,353)
Net book value	$ 480		$ 480		$ 793