Annual report pursuant to Section 13 and 15(d)

Debt (Receivable-Backed Notes Payable) (Details)

v3.20.1
Debt (Receivable-Backed Notes Payable) (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Debt Instrument [Line Items]    
Receivable-backed notes payable - recourse $ 88,569 $ 76,674
Unamortized debt issuance costs (6,535)  
Receivable backed notes payable - non-recourse 334,246 382,257
Total receivable-backed debt 422,815 458,931
Principal Balance of Pledged/Secured Receivables 494,604 527,170
Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable-backed notes payable - recourse 88,569 76,674
Principal Balance of Pledged/Secured Receivables 109,277 93,597
Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Unamortized debt issuance costs (5,125) (6,807)
Receivable backed notes payable - non-recourse 334,246 382,257
Principal Balance of Pledged/Secured Receivables 385,327 433,573
Liberty Bank Facility [Member] | Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable-backed notes payable - recourse $ 25,860 $ 17,654
Interest Rate 4.75% 5.25%
Principal Balance of Pledged/Secured Receivables $ 31,681 $ 22,062
NBA Receivables Facility [Member] | Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable-backed notes payable - recourse $ 32,405 $ 48,414
Interest Rate 4.55% 5.27%
Principal Balance of Pledged/Secured Receivables $ 39,787 $ 57,805
Pacific Western Facility [Member] | Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable-backed notes payable - recourse $ 30,304 $ 10,606
Interest Rate 4.68% 5.52%
Principal Balance of Pledged/Secured Receivables $ 37,809 $ 13,730
KeyBank/DZ Purchase Facility [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse $ 31,708  
Interest Rate 3.99%  
Principal Balance of Pledged/Secured Receivables $ 39,448  
Quorum Purchase Facility [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse 44,525 40,074
Principal Balance of Pledged/Secured Receivables 49,981 45,283
2012 Term Securitization [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse $ 8,638 $ 15,212
Interest Rate 2.94% 2.94%
Principal Balance of Pledged/Secured Receivables $ 9,878 $ 16,866
2013 Term Securitization [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse $ 18,219 $ 27,573
Interest Rate 3.20% 3.20%
Principal Balance of Pledged/Secured Receivables $ 19,995 $ 29,351
2015 Term Securitization [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse $ 31,188 $ 44,230
Interest Rate 3.02% 3.02%
Principal Balance of Pledged/Secured Receivables $ 33,765 $ 47,690
2016 Term Securitization [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse $ 48,529 $ 63,982
Interest Rate 3.35% 3.35%
Principal Balance of Pledged/Secured Receivables $ 54,067 $ 72,590
2017 Term Securitization [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse $ 65,333 $ 83,513
Interest Rate 3.12% 3.12%
Principal Balance of Pledged/Secured Receivables $ 74,219 $ 95,877
2018 Term Securitization [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Receivable backed notes payable - non-recourse $ 91,231 $ 114,480
Interest Rate 4.02% 4.02%
Principal Balance of Pledged/Secured Receivables $ 103,974 $ 125,916
Minimum [Member] | NBA Receivables Facility [Member] | Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Interest Rate   5.27%
Minimum [Member] | Quorum Purchase Facility [Member] | Non-Recourse Receivable Backed Notes Payable [Member]    
Debt Instrument [Line Items]    
Interest Rate   4.75%