Investment in Receivable Portfolios, Net - Schedule of Investment Receivable Portfolios (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Receivables [Abstract]
Amortized cost	$ 0	$ 0
Negative allowance for expected recoveries	3,320,544	3,088,261
Balance, end of period	$ 3,320,544	$ 3,088,261

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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+ Details