Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Finance receivables, net
Finance receivables current, allowance for loan losses (in dollars)	$ 10,891	$ 12,869
Finance receivables noncurrent, allowance for loan losses (in dollars)	$ 529	$ 959
Stockholders' equity
Common stock, par value (in dollars per share)	$ 0	$ 0
Subsidiary notes payable
Finance receivables, net
Net of deferred issuance costs, current liabilities (in dollars)	$ 1	$ 1
Net of deferred issuance costs, noncurrent liabilities (in dollars)	$ 1,164	$ 372
Common units A
Stockholders' equity
Common stock, shares authorized	850,000	850,000
Common stock, shares outstanding	850,000	850,000
Common units B
Stockholders' equity
Common stock, shares authorized	142,857	142,857
Common stock, shares outstanding	142,857	142,857