LOANS RECEIVABLE AND REVENUE - Allowance For Credit Losses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Allowance for credit losses:
Allowance for credit losses, beginning of period			$ 81,185
Allowance for credit losses, end of period	$ 199,739		199,739
Allowance for credit losses:
Provision for losses	49,009	$ 65,020	161,128	$ 277,421
Consumer Portfolio Segment
Allowance for credit losses:
Allowance for credit losses, beginning of period		210,293	81,185
Charge-offs	(73,550)		(208,165)
Recoveries	16,671		43,544
Net charge-offs	(56,879)		(164,621)
Provision for losses	49,009		161,128
Effect of foreign currency translation	(2,684)		826
Allowance for credit losses, end of period	199,739		199,739
Allowance for credit losses:
Allowance for credit losses, balance, beginning of period		91,705	65,371
Charge-offs		(76,837)		(284,645)
Recoveries		19,139		91,429
Net charge-offs		(57,698)		(193,216)
Provision for losses		65,020		227,362
Divestiture		(27,246)		(27,246)
Effect of foreign currency translation		(2,246)		(2,736)
Allowance for credit losses, balance, end of period		69,535		69,535
Liability for losses on CSO lender-owned consumer loans:
Liability for losses on CSO lender-owned consumer loans, balance, beginning of period		8,083	6,908
Divestiture (1)		(8,083)		(6,908)
Liability for losses on CSO lender-owned consumer loans, balance, end of period		0		0
Consumer Portfolio Segment | Cumulative Effect, Period of Adoption, Adjustment
Allowance for credit losses:
Allowance for credit losses, beginning of period			121,221
Consumer Portfolio Segment | Cumulative Effect, Period of Adoption, Adjusted Balance
Allowance for credit losses:
Allowance for credit losses, beginning of period			202,406
Consumer Portfolio Segment | Revolving LOC
Allowance for credit losses:
Allowance for credit losses, beginning of period		125,650	37,972
Charge-offs	(26,080)		(60,131)
Recoveries	4,057		10,095
Net charge-offs	(22,023)		(50,036)
Provision for losses	19,031		61,659
Effect of foreign currency translation	(3,475)		(67)
Allowance for credit losses, end of period	119,183		119,183
Allowance for credit losses:
Allowance for credit losses, balance, beginning of period		46,648	45,951
Charge-offs		(27,974)		(102,549)
Recoveries		3,181		15,702
Net charge-offs		(24,793)		(86,847)
Provision for losses		28,408		91,614
Divestiture		(13,555)		(13,555)
Effect of foreign currency translation		(2,084)		(2,539)
Allowance for credit losses, balance, end of period		34,624		34,624
Liability for losses on CSO lender-owned consumer loans:
Liability for losses on CSO lender-owned consumer loans, balance, beginning of period		0	0
Divestiture (1)		0		0
Liability for losses on CSO lender-owned consumer loans, balance, end of period		0		0
Consumer Portfolio Segment | Revolving LOC | Cumulative Effect, Period of Adoption, Adjustment
Allowance for credit losses:
Allowance for credit losses, beginning of period			69,655
Consumer Portfolio Segment | Revolving LOC | Cumulative Effect, Period of Adoption, Adjusted Balance
Allowance for credit losses:
Allowance for credit losses, beginning of period			107,627
Consumer Portfolio Segment | Installment
Allowance for credit losses:
Allowance for credit losses, beginning of period		84,643	43,213
Charge-offs	(45,801)		(142,721)
Recoveries	12,459		32,830
Net charge-offs	(33,342)		(109,891)
Provision for losses	28,464		94,775
Effect of foreign currency translation	791		893
Allowance for credit losses, end of period	80,556		80,556
Allowance for credit losses:
Allowance for credit losses, balance, beginning of period		45,057	19,420
Charge-offs		(45,544)		(172,466)
Recoveries		15,741		74,477
Net charge-offs		(29,803)		(97,989)
Provision for losses		33,510		127,368
Divestiture		(13,691)		(13,691)
Effect of foreign currency translation		(162)		(197)
Allowance for credit losses, balance, end of period		34,911		34,911
Liability for losses on CSO lender-owned consumer loans:
Liability for losses on CSO lender-owned consumer loans, balance, beginning of period		8,083	6,908
Divestiture (1)		(8,083)		(6,908)
Liability for losses on CSO lender-owned consumer loans, balance, end of period		0		0
Consumer Portfolio Segment | Installment | Cumulative Effect, Period of Adoption, Adjustment
Allowance for credit losses:
Allowance for credit losses, beginning of period			51,566
Consumer Portfolio Segment | Installment | Cumulative Effect, Period of Adoption, Adjusted Balance
Allowance for credit losses:
Allowance for credit losses, beginning of period			94,779
Consumer Portfolio Segment | Other
Allowance for credit losses:
Allowance for credit losses, beginning of period		0	0
Charge-offs	(1,669)		(5,313)
Recoveries	155		619
Net charge-offs	(1,514)		(4,694)
Provision for losses	1,514		4,694
Effect of foreign currency translation	0		0
Allowance for credit losses, end of period	$ 0		0
Allowance for credit losses:
Allowance for credit losses, balance, beginning of period		0	0
Charge-offs		(3,319)		(9,630)
Recoveries		217		1,250
Net charge-offs		(3,102)		(8,380)
Provision for losses		3,102		8,380
Divestiture		0		0
Effect of foreign currency translation		0		0
Allowance for credit losses, balance, end of period		0		0
Liability for losses on CSO lender-owned consumer loans:
Liability for losses on CSO lender-owned consumer loans, balance, beginning of period		0	0
Divestiture (1)		0		0
Liability for losses on CSO lender-owned consumer loans, balance, end of period		$ 0		$ 0
Consumer Portfolio Segment | Other | Cumulative Effect, Period of Adoption, Adjustment
Allowance for credit losses:
Allowance for credit losses, beginning of period			0
Consumer Portfolio Segment | Other | Cumulative Effect, Period of Adoption, Adjusted Balance
Allowance for credit losses:
Allowance for credit losses, beginning of period			$ 0