v3.8.0.1

Valuation (Schedule Of Financial Instruments) (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Dec. 31, 2016
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- | [1] | $ 29,896 | $ 35,595 |
Fair value repurchase agreements | [1] | 193,070 | 184,819 |
Investments sold short, at fair value- |  | (675,650) | (584,896) |
Financial derivatives–liabilities, at fair value- | [1] | (32,278) | (18,687) |
Fair Value, Measurements, Recurring [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Total investments and financial derivatives–assets, at fair value and repurchase agreements |  | 1,979,398 | 1,725,440 |
Total investments sold short and financial derivatives–liabilities, at fair value |  | (707,928) | (603,583) |
Fair Value, Measurements, Recurring [Member] | Investments Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (675,650) | (584,896) |
Fair Value, Measurements, Recurring [Member] | Investments Sold Short [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (470,487) | (404,728) |
Fair Value, Measurements, Recurring [Member] | Investments Sold Short [Member] | Government debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (120,407) | (132,442) |
Fair Value, Measurements, Recurring [Member] | Investments Sold Short [Member] | Corporate Debt Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (70,567) | (39,572) |
Fair Value, Measurements, Recurring [Member] | Investments Sold Short [Member] | Common Stock Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (14,189) | (8,154) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (32,278) | (18,687) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (207) | (256) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (11,646) | (2,840) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (13,611) | (6,654) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (1,495) | (2,899) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (5,303) | (5,162) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | (304) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | (69) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (16) | (472) |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Liabilities [Member] | Mortgage Loan Purchase Commitments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | (31) |
Fair Value, Measurements, Recurring [Member] | Cash Equivalents [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash Equivalents |  | 60,000 | 90,000 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 1,756,432 | 1,505,026 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 937,210 | 897,967 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | US Treasury Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 1,519 | 5,419 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Private Label Residential Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 152,201 | 143,608 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Private Label Commercial Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 30,053 | 43,268 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Commercial Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 67,895 | 61,129 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Residential Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 162,963 | 84,290 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Collateralized Loan Obligations [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 135,064 | 44,956 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Consumer loans and asset-backed securities backed by consumer loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 116,340 | 107,157 | [2]
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Corporate Debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 89,308 | 80,095 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Real Estate Owned [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 25,762 | 3,349 |
Fair Value, Measurements, Recurring [Member] | Investments [Member] | Corporate Equity Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 38,117 | 33,788 | [2]
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 29,896 | 35,595 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 4,530 | 5,326 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 631 | 2,744 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 10,109 | 2,360 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 6,987 | 16,713 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 6,721 | 8,102 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 155 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Options [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 52 | 44 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 143 | 29 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 723 | 16 |
Fair Value, Measurements, Recurring [Member] | Financial Derivatives - Assets [Member] | Warrant [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 106 |
Fair Value, Measurements, Recurring [Member] | Repurchase Agreements [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Fair value repurchase agreements |  | 193,070 | 184,819 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Total investments and financial derivatives–assets, at fair value and repurchase agreements |  | 983 | 4,467 |
Total investments sold short and financial derivatives–liabilities, at fair value |  | (14,189) | (8,223) |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (14,189) | (8,154) |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments Sold Short [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments Sold Short [Member] | Government debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments Sold Short [Member] | Corporate Debt Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments Sold Short [Member] | Common Stock Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (14,189) | (8,154) |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | (69) |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | (69) |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Liabilities [Member] | Mortgage Loan Purchase Commitments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Cash Equivalents [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash Equivalents |  | 60,000 | 90,000 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 790 | 4,396 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | US Treasury Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Private Label Residential Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Private Label Commercial Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Commercial Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Residential Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Collateralized Loan Obligations [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Consumer loans and asset-backed securities backed by consumer loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 | [2]
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Corporate Debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Real Estate Owned [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Investments [Member] | Corporate Equity Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 790 | 4,396 | [2]
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 193 | 71 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Options [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 50 | 42 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 143 | 29 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Financial Derivatives - Assets [Member] | Warrant [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 1 [Member] | Repurchase Agreements [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Fair value repurchase agreements |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Total investments and financial derivatives–assets, at fair value and repurchase agreements |  | 1,432,673 | 1,197,136 |
Total investments sold short and financial derivatives–liabilities, at fair value |  | (693,532) | (594,855) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (661,461) | (576,742) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments Sold Short [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (470,487) | (404,728) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments Sold Short [Member] | Government debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (120,407) | (132,442) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments Sold Short [Member] | Corporate Debt Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | (70,567) | (39,572) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments Sold Short [Member] | Common Stock Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (32,071) | (18,113) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (11,646) | (2,840) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (13,611) | (6,654) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (1,495) | (2,899) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (5,303) | (5,162) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | (55) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (16) | (472) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Liabilities [Member] | Mortgage Loan Purchase Commitments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | (31) |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Cash Equivalents [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash Equivalents |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 1,214,430 | 982,380 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 931,391 | 868,345 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | US Treasury Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 1,519 | 5,419 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Private Label Residential Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 78,553 | 53,525 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Private Label Commercial Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 18,421 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Commercial Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Residential Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Collateralized Loan Obligations [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 108,146 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Consumer loans and asset-backed securities backed by consumer loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 | [2]
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Corporate Debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 76,400 | 55,091 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Real Estate Owned [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Investments [Member] | Corporate Equity Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 | [2]
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 25,173 | 29,937 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 631 | 2,744 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 10,109 | 2,360 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 6,987 | 16,713 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 6,721 | 8,102 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Options [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 2 | 2 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 723 | 16 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Financial Derivatives - Assets [Member] | Warrant [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 [Member] | Repurchase Agreements [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Fair value repurchase agreements |  | 193,070 | 184,819 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Total investments and financial derivatives–assets, at fair value and repurchase agreements |  | 545,742 | 523,837 |
Total investments sold short and financial derivatives–liabilities, at fair value |  | (207) | (505) |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments Sold Short [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments Sold Short [Member] | Government debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments Sold Short [Member] | Corporate Debt Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments Sold Short [Member] | Common Stock Sold Short [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments sold short, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (207) | (505) |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | (207) | (256) |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | (249) |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Liabilities [Member] | Mortgage Loan Purchase Commitments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–liabilities, at fair value- |  |  | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Cash Equivalents [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Cash Equivalents |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 541,212 | 518,250 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Agency residential mortgage-backed securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 5,819 | 29,622 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | US Treasury Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Private Label Residential Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 73,648 | 90,083 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Private Label Commercial Mortgage-Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 11,632 | 43,268 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Commercial Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 67,895 | 61,129 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Residential Mortgage Loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 162,963 | 84,290 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Collateralized Loan Obligations [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 26,918 | 44,956 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Consumer loans and asset-backed securities backed by consumer loans [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 116,340 | 107,157 | [2]
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Corporate Debt [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 12,908 | 25,004 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Real Estate Owned [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 25,762 | 3,349 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Investments [Member] | Corporate Equity Investments [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Investments, at fair value- |  | 37,327 | 29,392 | [2]
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 4,530 | 5,587 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Securities [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 4,530 | 5,326 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bond Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Corporate Bonds [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Credit Default Swaps On Asset Backed Indices [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Interest Rate Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Total Return Swaps [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 155 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Options [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Futures [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Forwards [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Financial Derivatives - Assets [Member] | Warrant [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Financial derivatives–assets, at fair value- |  |  | 106 |
Fair Value, Measurements, Recurring [Member] | Level 3 [Member] | Repurchase Agreements [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Fair value repurchase agreements |  | $ 0 | $ 0 |
[1] | In the Company's Consolidated Statement of Assets, Liabilities, and Equity, all balances associated with repurchase agreements, reverse repurchase agreements, and financial derivatives are presented on a gross basis.
[2] | Conformed to current period presentation.

X
- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258 + Details
Name: | us-gaap_AssetsFairValueDisclosure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References No definition available. + Details
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