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Notes Payable Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2016
Debt Instrument [Line Items] |  |  |
Long-term Line of Credit |  | $ 160,854 | $ 83,184
Debt, Weighted Average Interest Rate | [1],[2] | 6.00% | 5.40%
Notes payable associated with structured financings, at fair value |  | $ 9,240 | $ 12,276
Credit card receivables and restricted cash carrying amount as security for notes payable |  | 9,200 |
Maximum Aggregate Exposure to Pretax Equity Loss Associated With Structured Financing at Fair Value |  | $ 0 |
Debt Instrument, Convertible, Conversion Ratio |  | 4063.00% |
Senior Secured Term Loan, Expiring 2018 [Domain] |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Interest Rate, Stated Percentage | [3] | 9.00% | 9.00%
Expiring November 2018 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Long-term Line of Credit | [4] | $ 24,800 | $ 29,200
Line of Credit Facility, Expiration Date | [4] | Nov. 01, 2019 |
Expiring February 2022 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  | $ 90,000 |
Long-term Line of Credit | [1],[3] | $ 65,000 | $ 0
Line of Credit Facility, Expiration Date | [1],[3] | Feb. 08, 2022 |
Minimum [Member] | Expiring February 2022 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt, Weighted Average Interest Rate |  | 8.00% |
Maximum [Member] | Expiring February 2022 [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Debt, Weighted Average Interest Rate |  | 14.00% |
[1] | (2)Loans are subject to certain affirmative covenants tied to default rates and other performance metrics the failure of which could result in required early repayment of the remaining unamortized balances of the notes.
[2] | (3)These notes reflect modifications to either extend the maturity date, increase the loaned amount or both.
[3] | See below for additional information.
[4] | Loan is subject to certain affirmative covenants, including a coverage ratio, a leverage ratio and a collateral performance test, the failure of which could result in required early repayment of all or a portion of the outstanding balance by our CAR Auto Finance operations.

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- Definition This line item represents aggregate carrying amount of credit card receivables and restricted cash that provides security for structured financing notes, as of balance sheet date. + References No definition available. + Details
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- Definition This line item represents maximum aggregate exposure to pre-tax equity loss associated with structured financing at fair value. + References No definition available. + Details
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- Definition Debt that reflects the fair value of the consolidation of our securitization trusts presenting certain non-recourse, asset-backed structured financing debt facilities that are secured by these credit card receivables that are held within such trusts. + References No definition available. + Details
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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