CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
ASSETS
Cash and cash equivalents	$ 5,295	$ 12,787
Restricted cash and equivalents	135,537	117,323
Finance receivables	897,530	1,522,085
Less: Allowance for finance credit losses	(11,640)	(67,376)
Finance receivables, net	885,890	1,454,709
Finance receivables measured at fair value	1,444,038	821,066
Furniture and equipment, net	1,512	1,837
Deferred tax assets, net	15,480	19,188
Accrued interest receivable	11,645	31,969
Other assets	39,852	26,801
Total	2,539,249	2,485,680
Liabilities
Accounts payable and accrued expenses	47,077	31,692
Warehouse lines of credit	134,791	136,847
Residual interest financing	39,478	39,106
Securitization trust debt	2,097,728	2,063,627
Subordinated renewable notes	17,534	17,290
Total	2,336,608	2,288,562
COMMITMENTS AND CONTINGENCIES	0	0
Shareholders' Equity
Common stock, no par value; authorized 75,000,000 shares; 22,530,918 and 22,421,688 shares issued and outstanding at December 31, 2019 and December 31, 2018, respectively	71,257	70,273
Retained earnings	139,805	134,399
Accumulated other comprehensive loss	(8,421)	(7,554)
Total stockholders' equity	202,641	197,118
Total liabilities and stockholders' equity	2,539,249	2,485,680
Series A Preferred Stock [Member]
Shareholders' Equity
Preferred stock	0	0
Series B Preferred Stock [Member]
Shareholders' Equity
Preferred stock	$ 0	$ 0

Residual interest financing.

No definition available.

Name:	cpss_ResidualInterestFinancing
Namespace Prefix:	cpss_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.