Purchased Receivables - Narrative (Details)	3 Months Ended		12 Months Ended
	Mar. 31, 2022 USD ($) contract purchased_receivable	Mar. 31, 2021 contract	Dec. 31, 2021 USD ($) purchased_receivable contract
Accounts, Notes, Loans and Financing Receivable [Line Items]
Term of purchased receivables (less than)	1 year
Number of purchased receivables past due | purchased_receivable	0		0
Number of restructured purchased receivables | contract	0	0
Nonperforming purchased receivables	$ 0		$ 0
Purchased Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of restructured purchased receivables | contract	0		0
Activity in the ACL	$ 0		$ 0
ACL for purchased receivables	$ 0		$ 0