Purchased Receivables - Narrative (Details)	6 Months Ended
	Jun. 30, 2020 USD ($) segment purchased_receivable customer	Dec. 31, 2019 USD ($) purchased_receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonperforming purchased receivables	$ 1,200,000
Number of customer relationships related to nonperforming purchased receivables | customer	1
Term of purchased receivables (less than)	1 year
Number of classes of purchased receivables | segment	1
Number of restructured purchased receivables	$ 10,636,000	$ 10,100,000
Purchased Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of purchased receivables past due | purchased_receivable	0	0
Number of restructured purchased receivables	$ 0	$ 0