Investment in Receivable Portfolios, Net - Change in the Balance of the Investment in Receivable Portfolios (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Investment in Receivables Portfolio [Roll Forward]
Balance, beginning of period	$ 3,035,123	$ 3,154,001	$ 3,065,553	$ 3,291,918
Purchases of receivable portfolios	232,652	168,188	575,164	481,094
Collections applied to investment in receivable portfolios, net	(161,037)	(250,465)	(567,775)	(803,185)
Changes in expected recoveries	(13,080)	65,913	179,293	176,628
Put-backs and Recalls	(1,552)	(1,724)	(6,132)	(8,081)
Deconsolidation of receivable portfolios	0	7,335	0	7,335
Disposals and transfers to assets held for sale	(3,035)	(1,816)	(6,867)	(6,128)
Foreign currency translation adjustments	(112,869)	(43,491)	(263,034)	(41,640)
Balance, end of period	2,976,202	3,083,271	2,976,202	3,083,271
Collections applied to principal balance (debt purchasing)
Cash Collections	(458,256)	(566,690)	(1,475,381)	(1,785,578)
Less - amounts classified to revenue from receivable portfolios	(297,219)	(316,225)	(907,606)	(982,393)
Collections applied to investment in receivable portfolios, net	161,037	250,465	567,775	803,185
Changes in expected recoveries
Recoveries (below) above forecast	(4,880)	77,064	51,407	277,861
Changes in expected future recoveries	(8,200)	(11,151)	127,886	(101,233)
Changes in recoveries	$ (13,080)	$ 65,913	$ 179,293	$ 176,628