Investment in Receivable Portfolios, Net - Transition Approach (Details) - USD ($) $ in Thousands		3 Months Ended
	Jan. 01, 2020	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019	Dec. 31, 2018
Financing Receivable, Impaired [Line Items]
Investment in receivable portfolios, carrying value	$ 3,328,150	$ 3,166,018	$ 3,283,984	$ 3,211,587	$ 3,137,893
Allowance for credit losses	79,028,043	521,194
Amortized cost	82,356,193
Noncredit discount	132,533,142	967,715
Face value	214,889,335	1,703,022
Write-off of amortized cost	(82,356,193)	(735,307)
Write-off of noncredit discount	(132,533,142)	(967,715)
Negative allowance	(3,328,150)	$ (214,113)
Investment In Receivable Portfolios, Net
Financing Receivable, Impaired [Line Items]
Investment in receivable portfolios, carrying value	3,328,150
Accounting Standards Update 2016-13
Financing Receivable, Impaired [Line Items]
Initial transitioned deferred court costs	$ 44,166