v3.10.0.1

Securitization Transactions Narrative (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2018 | Dec. 31, 2017
Securitization Transactions [Line Items] |  |  |  |  |
Face amount of notes distributed from Risk Retention Vehicle |  | $ 5,600 |  |  |
Investments Fair Value |  | $ 2,625,471 |  | $ 2,071,707 |
Minimum economic interest required to be retained |  | 5.00% |  |  |
Participation in Multi-Seller Consumer Loan Securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Aggregate unpaid principal balance of loans sold |  | $ 124,000 |  |  |
Company's share of loans sold |  | 51.00% |  |  |
Co-participants share of loans sold |  | 49.00% |  |  |
Gain (Loss) on Securitization of Financial Assets |  | $ (100) |  |  |
Senior notes issued in securitization transaction |  | 87,000 |  |  |
Subordinated notes issued in securitization transaction |  | $ 18,700 |  |  |
Company's initial percentage ownership of jointly owned entity |  | 51.00% |  |  |
Affiliated co-participants initial percentage ownership of jointly owned entity |  | 49.00% |  |  |
Company's current percentage ownership of jointly owned entity |  | 75.00% |  | 75.00% |
CLO I Securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Gain (Loss) on Securitization of Financial Assets |  | $ 200 |  |  |
Percentage non-controlling ownership of related party |  | 25.00% |  |  |
The Company [Member] | CLO I Securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Corporate loans transferred into CLO securitization |  | $ 62,000 |  |  |
Affiliated Entity [Member] | CLO I Securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Corporate loans transferred into CLO securitization |  | 141,700 |  |  |
Collateralized Loan Obligations [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Investments Fair Value |  | 210,321 | [1],[2] | $ 210,816 | [3],[4]
Collateralized Loan Obligations [Member] | CLO I Securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Investments Fair Value | [5],[6] | 18,215 | [7] | 24,299 | [8]
Collateralized Loan Obligations [Member] | CLO II Securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Investments Fair Value | [6],[8] | 16,806 |  | 13,395 |
Collateralized Loan Obligations [Member] | Distributed from Risk Retention Vehicle [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Investments Fair Value |  | 5,000 |  |  |
Corporate Equity Investments [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Investments Fair Value |  | 45,505 | [1],[2] | 37,465 | [3],[4]
Corporate Equity Investments [Member] | CLO I Securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Investments Fair Value | [3],[4],[9] | 5,300 |  | $ 5,000 |
Non-QM loan securitization [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Notes issued by non-QM securitization trust |  | $ 141,200 |  |  |
Economic interest retained |  | 5.10% |  |  |
Cost of notes purchased from securitization trust |  | $ 700 |  |  |
Threshold for exercising Optional Redemption |  | 30.00% |  |  |
Percentage used to calculate servicing administrator fee |  | 0.03% |  |  |
Non-QM loan securitization [Member] | The Company [Member] |  |  |  |  |
Securitization Transactions [Line Items] |  |  |  |  |
Non-QM loans transferred into securitization trust |  | $ 141,200 |  |  |
[1] | See Note 2 and Note 3 in Notes to Consolidated Financial Statements.
[2] | The table below shows the Company's long investment ratings from Moody's, Standard and Poor's, or Fitch, as well as the Company's long investments that were unrated but guaranteed by the Federal National Mortgage Association, the Federal Home Loan Mortgage Corporation, or the Government National Mortgage Association. Ratings tend to be a lagging credit indicator; as a result, the credit quality of the Company's long investment holdings may be lower than the credit quality implied based on the ratings listed below. In situations where an investment has a split rating, the lowest provided rating is used. The ratings descriptions include ratings qualified with a "+," "-," "1," "2," or "3."Rating Description Percent of EquityUnrated but Agency-Guaranteed 206.36%Aaa/AAA/AAA 11.52%Aa/AA/AA 0.85%A/A/A 1.04%Baa/BBB/BBB 4.71%Ba/BB/BB or below 67.62%Unrated 136.01%
[3] | See Note 2 and Note 3 in Notes to Consolidated Financial Statements.
[4] | The table below shows the ratings on the Company's long investments from Moody's, Standard and Poor's, or Fitch, as well as the Company's long investments that were unrated but guaranteed by the Federal National Mortgage Association, the Federal Home Loan Mortgage Corporation, or the Government National Mortgage Association. Ratings tend to be a lagging credit indicator; as a result, the credit quality of the Company's long investment holdings may be lower than the credit quality implied based on the ratings listed below. In situations where an investment has a split rating, the lowest provided rating is used. The ratings descriptions include ratings qualified with a "+," "-," "1," "2," or "3."Rating Description Percent of EquityUnrated but Agency-Guaranteed 160.32%A/A/A 0.81%Baa/BBB/BBB 2.62%Ba/BB/BB or below 68.03%Unrated 101.85%
[5] | Excludes the Company's equity investment in the CLO I Risk Retention Vehicle, as discussed above.
[6] | Included on the Company's Consolidated Condensed Schedule of Investments in Collateralized Loan Obligations.
[7] | Includes unsecured subordinated notes.
[8] | Includes secured and unsecured subordinated notes.
[9] | Represents the Company's investment in a related party. See Note 9 to the Notes to Consolidated Financial Statements.

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