Valuation (Tables)
|
12 Months Ended |
Dec. 31, 2014
|
Fair Value Disclosures [Abstract] |
|
Schedule Of Financial Instruments |
The table below reflects the value of the Company's Level 1, Level 2, and Level 3 financial instruments at December 31, 2014: | | | | | | | | | | | | | | | | | | Description | | Level 1 | | Level 2 | | Level 3 | | Total | Assets: | | (In thousands) | Cash and cash equivalents | | $ | 114,140 |
| | $ | — |
| | $ | — |
| | $ | 114,140 |
| Investments, at fair value- | | | | | | | | | Agency residential mortgage-backed securities | | $ | — |
| | $ | 1,258,699 |
| | $ | 31,385 |
| | $ | 1,290,084 |
| U.S. Treasury securities | | — |
| | 1,636 |
| | — |
| | 1,636 |
| Private label residential mortgage-backed securities | | — |
| | 284,748 |
| | 274,369 |
| | 559,117 |
| Private label commercial mortgage-backed securities | | — |
| | — |
| | 53,311 |
| | 53,311 |
| Commercial mortgage loans | | — |
| | — |
| | 28,309 |
| | 28,309 |
| Residential mortgage loans | | — |
| | — |
| | 27,482 |
| | 27,482 |
| Other asset-backed securities and loans | | — |
| | — |
| | 146,288 |
| | 146,288 |
| Corporate debt | | — |
| | — |
| | 42,708 |
| | 42,708 |
| Real estate owned | | — |
| | — |
| | 8,635 |
| | 8,635 |
| Private corporate investments | | — |
| | — |
| | 14,512 |
| | 14,512 |
| Total investments, at fair value | | — |
| | 1,545,083 |
| | 626,999 |
| | 2,172,082 |
| Financial derivatives–assets, at fair value- | | | | | | | | | Credit default swaps on asset-backed securities | | — |
| | — |
| | 11,387 |
| | 11,387 |
| Credit default swaps on corporate bond indices | | — |
| | 35,865 |
| | — |
| | 35,865 |
| Credit default swaps on asset-backed indices | | — |
| | 1,881 |
| | — |
| | 1,881 |
| Interest rate swaps | | — |
| | 28,654 |
| | — |
| | 28,654 |
| Total return swaps | | — |
| | 8 |
| | — |
| | 8 |
| Swaptions | | — |
| | 344 |
| | — |
| | 344 |
|
| | | | | | | | | | | | | | | | | | | | | | | | | | | Description | | Level 1 | | Level 2 | | Level 3 | | Total | Liabilities: | | (In thousands) | Financial derivatives–assets, at fair value- (continued) | | | | | | | | | Options | | — |
| | 645 |
| | — |
| | 645 |
| Futures | | 261 |
| | — |
| | — |
| | 261 |
| Forwards | | — |
| | 884 |
| | — |
| | 884 |
| Warrants | | — |
| | — |
| | 100 |
| | 100 |
| Total financial derivatives–assets, at fair value | | 261 |
| | 68,281 |
| | 11,487 |
| | 80,029 |
| Repurchase agreements | | — |
| | 172,001 |
| | — |
| | 172,001 |
| Total investments and financial derivatives–assets, at fair value and repurchase agreements | | $ | 261 |
| | $ | 1,785,365 |
| | $ | 638,486 |
| | $ | 2,424,112 |
| Liabilities: | | | | | | | | | Investments sold short, at fair value- | | | | | | | | | Agency residential mortgage-backed securities | | $ | — |
| | $ | (1,209,539 | ) | | $ | — |
| | $ | (1,209,539 | ) | Government debt | | — |
| | (55,315 | ) | | — |
| | (55,315 | ) | Common stock | | (26,516 | ) | | — |
| | — |
| | (26,516 | ) | Total investments sold short, at fair value | | (26,516 | ) | | (1,264,854 | ) | | — |
| | (1,291,370 | ) | Financial derivatives–liabilities, at fair value- | | | | | | | | | Credit default swaps on corporate bond indices | | — |
| | (28,588 | ) | | — |
| | (28,588 | ) | Credit default swaps on corporate bonds | | — |
| | (2,953 | ) | | — |
| | (2,953 | ) | Credit default swaps on asset-backed indices | | — |
| | (4,410 | ) | | — |
| | (4,410 | ) | Credit default swaps on asset-backed securities | | — |
| | — |
| | (239 | ) | | (239 | ) | Interest rate swaps | | — |
| | (29,405 | ) | | — |
| | (29,405 | ) | Total return swaps | | — |
| | (21 | ) | | — |
| | (21 | ) | Options | | — |
| | (146 | ) | | — |
| | (146 | ) | Swaptions | | — |
| | (137 | ) | | — |
| | (137 | ) | Futures | | (81 | ) | | — |
| | — |
| | (81 | ) | Forwards | | — |
| | (136 | ) | | — |
| | (136 | ) | Total financial derivatives–liabilities, at fair value | | (81 | ) | | (65,796 | ) | | (239 | ) | | (66,116 | ) | Securitized debt(1) | | — |
| | — |
| | (774 | ) | | (774 | ) | Total investments sold short, financial derivatives–liabilities, and securitized debt, at fair value | | $ | (26,597 | ) | | $ | (1,330,650 | ) | | $ | (1,013 | ) | | $ | (1,358,260 | ) |
| | (1) | The asset subject to the resecuritization had a fair value of $2.2 million as of December 31, 2014, which is included on the Consolidated Schedule of Investments under Principal and Interest – Private Label Securities. |
The table below reflects the value of the Company's Level 1, Level 2, and Level 3 financial instruments at December 31, 2013: | | | | | | | | | | | | | | | | | | (In thousands) | | | | | | | | | Description | | Level 1 | | Level 2 | | Level 3 | | Total | Assets: | | | | | | | | | Cash and cash equivalents | | $ | 183,489 |
| | $ | — |
| | $ | — |
| | $ | 183,489 |
| Investments, at fair value- | | | | | | | | | Agency residential mortgage-backed securities | | $ | — |
| | $ | 989,842 |
| | $ | 40,504 |
| | $ | 1,030,346 |
| Private label residential mortgage-backed securities | | — |
| | — |
| | 580,772 |
| | 580,772 |
| Private label commercial mortgage-backed securities | | — |
| | — |
| | 32,994 |
| | 32,994 |
| Commercial mortgage loans | | — |
| | — |
| | 23,887 |
| | 23,887 |
| Residential mortgage loans | | — |
| | — |
| | 24,062 |
| | 24,062 |
| Other asset-backed securities | | — |
| | — |
| | 38,069 |
| | 38,069 |
| Total investments, at fair value | | — |
| | 989,842 |
| | 740,288 |
| | 1,730,130 |
| Financial derivatives–assets, at fair value- | | | | | | | | | Credit default swaps on asset-backed securities | | — |
| | — |
| | 16,646 |
| | 16,646 |
| Credit default swaps on corporate bond indices | | — |
| | 14,273 |
| | — |
| | 14,273 |
| Credit default swaps on asset-backed indices | | — |
| | 4,937 |
| | — |
| | 4,937 |
| Interest rate swaps | | — |
| | 23,553 |
| | — |
| | 23,553 |
| Total return swaps | | — |
| | 4 |
| | — |
| | 4 |
| Options | | — |
| | 251 |
| | — |
| | 251 |
| Total financial derivatives–assets, at fair value | | — |
| | 43,018 |
| | 16,646 |
| | 59,664 |
| Repurchase agreements | | — |
| | 27,962 |
| | — |
| | 27,962 |
| Total investments and financial derivatives–assets, at fair value and repurchase agreements | | $ | — |
| | $ | 1,060,822 |
| | $ | 756,934 |
| | $ | 1,817,756 |
| Liabilities: | | | | | | | | | Investments sold short, at fair value- | | | | | | | | | Agency residential mortgage-backed securities | | $ | — |
| | $ | (811,957 | ) | | $ | — |
| | $ | (811,957 | ) | Government debt | | — |
| | (27,288 | ) | | — |
| | (27,288 | ) | Common stock | | (6,369 | ) | | — |
| | — |
| | (6,369 | ) | Total investments sold short, at fair value | | (6,369 | ) | | (839,245 | ) | | — |
| | (845,614 | ) | Financial derivatives–liabilities, at fair value- | | | | | | | | | Credit default swaps on corporate bond indices | | — |
| | (24,949 | ) | | — |
| | (24,949 | ) | Credit default swaps on asset-backed indices | | — |
| | (11,866 | ) | | — |
| | (11,866 | ) | Credit default swaps on asset-backed securities | | — |
| | — |
| | (350 | ) | | (350 | ) | Interest rate swaps | | — |
| | (5,064 | ) | | — |
| | (5,064 | ) | Total return swaps | | — |
| | (67 | ) | | — |
| | (67 | ) | Options | | — |
| | (84 | ) | | — |
| | (84 | ) | Futures | | (2,373 | ) | | — |
| | — |
| | (2,373 | ) | Forwards | | — |
| | (38 | ) | | — |
| | (38 | ) | Total financial derivatives–liabilities, at fair value | | (2,373 | ) | | (42,068 | ) | | (350 | ) | | (44,791 | ) | Securitized debt(1) | | — |
| | — |
| | (983 | ) | | (983 | ) | Total investments sold short, financial derivatives–liabilities, and securitized debt, at fair value | | $ | (8,742 | ) | | $ | (881,313 | ) | | $ | (1,333 | ) | | $ | (891,388 | ) |
| | (1) | The asset subject to the resecuritization had a fair value of $2.3 million as of December 31, 2013, which is included on the Consolidated Schedule of Investments under Principal and Interest – Private Label Securities. |
|
Schedule Of Significant Unobservable Inputs, Qualitative Information |
The following table identifies the significant unobservable inputs that affect the valuation of the Company's Level 3 assets and liabilities as of December 31, 2014: | | | | | | | | | | | | | | | | | | | | | | Fair Value | | Valuation Technique | | Unobservable Input | | Range | | Weighted Average | Description | | | | Min | | Max | | | (In thousands) | | | | | | | | | | | Private label residential mortgage-backed securities (1) | $ | 201,373 |
| | Market Quotes | | Non Binding Third-Party Valuation | | $ | 1.83 |
| | $ | 119.58 |
| | $ | 73.58 |
| Other asset-backed securities | 123,029 |
| | Market Quotes | | Non Binding Third-Party Valuation | | $ | 21.50 |
| | $ | 137.00 |
| | $ | 94.91 |
| Private label residential mortgage-backed securities | 72,222 |
| | Discounted Cash Flows | | Yield | | 3.0 | % | | 13.6 | % | | 7.0 | % | | | | | | Projected Collateral Prepayments | | 6.7 | % | | 100.0 | % | | 45.6 | % | | | | | | Projected Collateral Losses | | 0.0 | % | | 44.5 | % | | 11.3 | % | | | | | | Projected Collateral Recoveries | | 0.0 | % | | 22.4 | % | | 8.0 | % | | | | | | Projected Collateral Scheduled Amortization | | 0.0 | % | | 86.4 | % | | 35.1 | % | | | | | | | | | | | | 100.0 | % | Private label commercial mortgage-backed securities | 12,392 |
| | Discounted Cash Flows | | Yield | | 12.0 | % | | 51.1 | % | | 23.7 | % | | | | | | Projected Collateral Losses | | 0.1 | % | | 2.5 | % | | 0.7 | % | | | | | | Projected Collateral Recoveries | | 0.9 | % | | 13.5 | % | | 6.2 | % | | | | | | Projected Collateral Scheduled Amortization | | 85.3 | % | | 99.0 | % | | 93.1 | % | | | | | | | | | | | | 100.0 | % | Corporate debt, non-exchange traded corporate equity, and warrants | 45,668 |
| | Discounted Cash Flows | | Yield | | 7.5 | % | | 24.3 | % | | 13.3 | % | | | | | | Non Binding Third-Party Valuation | | $ | 73.00 |
| | $ | 108.00 |
| | $ | 95.08 |
| Other asset-backed securities and loans | 23,259 |
| | Discounted Cash Flows | | Yield | | — | % | | 14.4 | % | | 9.1 | % | | | | | | Projected Collateral Prepayments | | 62.7 | % | | 62.7 | % | | 62.7 | % | | | | | | Projected Collateral Losses | | 4.0 | % | | 4.0 | % | | 4.0 | % | | | | | | Projected Collateral Recoveries | | 1.7 | % | | 1.7 | % | | 1.7 | % | | | | | | Projected Collateral Scheduled Amortization | | 31.6 | % | | 31.6 | % | | 31.6 | % | | | | | | | | | | | | 100.0 | % | Private label commercial mortgage-backed securities | 40,919 |
| | Market Quotes | | Non Binding Third-Party Valuation | | $ | 5.62 |
| | $ | 103.25 |
| | $ | 66.56 |
| Performing commercial mortgage loans | 21,328 |
| | Discounted Cash Flows | | Yield | | 9.2 | % | | 13.1 | % | | 10.3 | % | Non-performing commercial mortgage loans | 6,981 |
| | Discounted Cash Flows | | Yield | | 15.3 | % | | 20.1 | % | | 16.4 | % | | | | | | Months to Resolution | | 0.5 |
| | 10.5 |
| | 8.2 |
| Non-performing residential mortgage loan pools and real estate owned | 36,117 |
| | Discounted Cash Flows | | Yield | | 6.1 | % | | 12.0 | % | | 7.3 | % | | | | | | Months to Resolution | | 4.1 |
| | 79.1 |
| | 24.6 |
| Agency interest only residential mortgage-backed securities | 22,928 |
| | Market Quotes | | Non Binding Third-Party Valuation | | $ | 3.62 |
| | $ | 24.86 |
| | $ | 11.38 |
| Agency interest only residential mortgage-backed securities | 8,457 |
| | Option Adjusted Spread ("OAS") | | LIBOR OAS(2) | | (154 | ) | | 1,796 |
| | 359 |
| | | | | | Projected Collateral Prepayments | | 50.2 | % | | 100.0 | % | | 75.5 | % | | | | | | Projected Collateral Scheduled Amortization | | 0.0 | % | | 49.8 | % | | 24.5 | % | | | | | | | | | | | | 100.0 | % |
| | | | | | | | | | | | | | | | | | | | | (continued) | Fair Value | | Valuation Technique | | Unobservable Input | | Range | | Weighted Average | Description | | | | Min | | Max | | | (In thousands) | | | | | | | | | | | Credit default swaps on asset-backed securities | 11,148 |
| | Net Discounted Cash Flows | | Projected Collateral Prepayments | | 17.8 | % | | 55.8 | % | | 32.5 | % | | | | | | Projected Collateral Losses | | 16.5 | % | | 37.7 | % | | 29.7 | % | | | | | | Projected Collateral Recoveries | | 7.7 | % | | 18.5 | % | | 12.8 | % | | | | | | Projected Collateral Scheduled Amortization | | 15.9 | % | | 43.4 | % | | 25.0 | % | | | | | | | | | | | | 100.0 | % | Non-exchange traded preferred equity investment in commercial mortgage-related private partnership | 6,241 |
| | Discounted Cash Flows | | Yield | | 10.0 | % | | 10.0 | % | | 10.0 | % | | | | | | Expected Holding Period (Months) | | 17 |
| | 17 |
| | 17 |
| Non-exchange traded preferred and common equity investment in mortgage-related entities | 5,411 |
| | Recent Transactions | | Transaction Price | | N/A | | N/A | | N/A |
| | (1) | Includes securitized debt with a fair value of $0.8 million as of December 31, 2014. |
| | (2) | Shown in basis points. |
The following table identifies the significant unobservable inputs that affect the valuation of the Company's Level 3 assets and liabilities as of December 31, 2013: | | | | | | | | | | | | | | | | | | | | | | Fair Value | | Valuation Technique | | Unobservable Input | | Range | | Weighted Average | Description | | | | Min | | Max | | | (In thousands) | | | | | | | | | | | Private label residential mortgage-backed securities and Other asset-backed securities(1) | $ | 550,701 |
| | Market Quotes | | Non Binding Third-Party Valuation | | $ | 1.80 |
| | $ | 110.35 |
| | $ | 78.09 |
| Private label residential mortgage-backed securities | 67,158 |
| | Discounted Cash Flows | | Yield | | 3.8 | % | | 20.5 | % | | 8.0 | % | | | | | | Projected Collateral Prepayments | | 6.9 | % | | 64.5 | % | | 29.7 | % | | | | | | Projected Collateral Losses | | 4.3 | % | | 35.2 | % | | 17.4 | % | | | | | | Projected Collateral Recoveries | | 0.3 | % | | 17.1 | % | | 9.1 | % | | | | | | Projected Collateral Scheduled Amortization | | 14.1 | % | | 87.3 | % | | 43.8 | % | | | | | | | | | | | | 100.0 | % | Private label commercial mortgage-backed securities | 3,480 |
| | Discounted Cash Flows | | Yield | | 9.2 | % | | 18.2 | % | | 13.5 | % | | | | | | Projected Collateral Losses | | 0.2 | % | | 0.2 | % | | 0.2 | % | | | | | | Projected Collateral Recoveries | | 15.4 | % | | 15.4 | % | | 15.4 | % | | | | | | Projected Collateral Scheduled Amortization | | 84.4 | % | | 84.4 | % | | 84.4 | % | | | | | | | | | | | | 100.0 | % | Private label commercial mortgage-backed securities and commercial mortgage loans | 34,489 |
| | Market Quotes | | Non Binding Third-Party Valuation | | $ | 14.25 |
| | $ | 102.89 |
| | $ | 74.24 |
| Performing commercial mortgage loans | 8,788 |
| | Discounted Cash Flows | | Yield | | 12.7 | % | | 12.8 | % | | 12.7 | % | Non-performing commercial mortgage loans | 10,123 |
| | Discounted Cash Flows | | Yield | | 15.0 | % | | 15.0 | % | | 15.0 | % | | | | | | Months to Resolution | | 5 |
| | 7 |
| | 6 |
| Non-performing residential mortgage loan pools | 24,062 |
| | Discounted Cash Flows | | Yield | | 7.4 | % | | 7.4 | % | | 7.4 | % | | | | | | Months to Resolution | | 16.3 |
| | 16.3 |
| | 16.3 |
| Agency interest only residential mortgage-backed securities | 38,783 |
| | Market Quotes | | Non Binding Third-Party Valuation | | $ | 6.26 |
| | $ | 33.77 |
| | $ | 14.53 |
| Agency interest only residential mortgage-backed securities | 1,721 |
| | Option Adjusted Spread ("OAS") | | LIBOR OAS(2) | | 349 |
| | 645 |
| | 422 |
| | | | | | Projected Collateral Prepayments | | 49.0 | % | | 58.1 | % | | 51.2 | % | | | | | | Projected Collateral Scheduled Amortization | | 41.9 | % | | 51.0 | % | | 48.8 | % | | | | | | | | | | | | 100.0 | % | Credit default swaps on asset-backed securities | 16,296 |
| | Net Discounted Cash Flows | | Projected Collateral Prepayments | | 19.3 | % | | 59.0 | % | | 29.9 | % | | | | | | Projected Collateral Losses | | 15.5 | % | | 47.8 | % | | 34.8 | % | | | | | | Projected Collateral Recoveries | | 8.2 | % | | 15.2 | % | | 13.1 | % | | | | | | Projected Collateral Scheduled Amortization | | 15.7 | % | | 41.2 | % | | 22.2 | % | | | | | | | | | | | | 100.0 | % |
| | (1) | Includes securitized debt with a fair value of $1.0 million as of December 31, 2013. |
| | (2) | Shown in basis points. |
|
Fair Value Measurement Using Significant Unobservable Inputs |
Level 3—Fair Value Measurement Using Significant Unobservable Inputs: Year Ended December 31, 2014 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | Beginning Balance as of December 31, 2013 | | Accreted Discounts / (Amortized Premiums) | | Net Realized Gain/ (Loss) | | Change in Net Unrealized Gain/(Loss) | | Purchases/ Payments | | Sales/ Issuances | | Transfers Into Level 3 | | Transfers Out of Level 3 | | Ending Balance as of December 31, 2014 | Assets: | | | | | | | | | | | | | | | | | | Investments, at fair value- | | | | | | | | | | | | | | | | | | Agency residential mortgage-backed securities | $ | 40,504 |
| | $ | (8,738 | ) | | $ | 1,404 |
| | $ | (2,078 | ) | | $ | 8,448 |
| | $ | (8,155 | ) | | $ | — |
| | $ | — |
| | $ | 31,385 |
| Private label residential mortgage-backed securities | 580,772 |
| | 20,544 |
| | 38,600 |
| | (18,406 | ) | | 382,956 |
| | (445,349 | ) | | — |
| | (284,748 | ) | | 274,369 |
| Private label commercial mortgage-backed securities | 32,994 |
| | 1,328 |
| | 7,055 |
| | (357 | ) | | 116,128 |
| | (103,837 | ) | | — |
| | — |
| | 53,311 |
| Commercial mortgage loans | 23,887 |
| | 2,739 |
| | 3,156 |
| | (632 | ) | | 41,856 |
| | (42,697 | ) | | — |
| | — |
| | 28,309 |
| Residential mortgage loans | 24,062 |
| | 1,267 |
| | 1,424 |
| | 84 |
| | 14,863 |
| | (14,218 | ) | | — |
| | — |
| | 27,482 |
| Other asset-backed securities and loans | 38,069 |
| | (3,761 | ) | | 342 |
| | (2,409 | ) | | 148,009 |
| | (33,962 | ) | | — |
| | — |
| | 146,288 |
| Corporate debt | — |
| | (70 | ) | | — |
| | (877 | ) | | 43,808 |
| | (153 | ) | | — |
| | — |
| | 42,708 |
| Real estate owned | — |
| | — |
| | 172 |
| | (113 | ) | | 11,247 |
| | (2,671 | ) | | — |
| | — |
| | 8,635 |
| Private corporate investments | — |
| | — |
| | — |
| | (205 | ) | | 14,717 |
| | — |
| | — |
| | — |
| | 14,512 |
| Total investments, at fair value | 740,288 |
| | 13,309 |
| | 52,153 |
| | (24,993 | ) | | 782,032 |
| | (651,042 | ) | | — |
| | (284,748 | ) | | 626,999 |
| Financial derivatives–assets, at fair value- | | | | | | | | | | | | | | | | | | Credit default swaps on asset-backed securities | 16,646 |
| | — |
| | (4,596 | ) | | 4,547 |
| | 464 |
| | (5,674 | ) | | — |
| | — |
| | 11,387 |
| Warrants | — |
| | — |
| | — |
| | — |
| | 100 |
| | — |
| | — |
| | — |
| | 100 |
| Total financial derivatives– assets, at fair value | 16,646 |
| | — |
| | (4,596 | ) | | 4,547 |
| | 564 |
| | (5,674 | ) | | — |
| | — |
| | 11,487 |
| Total investments and financial derivatives–assets, at fair value | $ | 756,934 |
| | $ | 13,309 |
| | $ | 47,557 |
| | $ | (20,446 | ) | | $ | 782,596 |
| | $ | (656,716 | ) | | $ | — |
| | $ | (284,748 | ) | | $ | 638,486 |
| Liabilities: | | | | | | | | | | | | | | | | | | Financial derivatives–liabilities, at fair value- | | | | | | | | | | | | | | | | | | Credit default swaps on asset-backed securities | $ | (350 | ) | | $ | — |
| | $ | (78 | ) | | $ | 111 |
| | $ | — |
| | $ | 78 |
| | $ | — |
| | $ | — |
| | $ | (239 | ) | Total financial derivatives– liabilities, at fair value | (350 | ) | | — |
| | (78 | ) | | 111 |
| | — |
| | 78 |
| | — |
| | — |
| | (239 | ) | Securitized debt: | | | | | | | | | | | | | | | | | | Securitized debt | (983 | ) | | (15 | ) | | — |
| | (22 | ) | | 246 |
| | — |
| | — |
| | — |
| | (774 | ) | Total securitized debt | (983 | ) | | (15 | ) | | — |
| | (22 | ) | | 246 |
| | — |
| | — |
| | — |
| | (774 | ) | Total financial derivatives– liabilities and securitized debt, at fair value | $ | (1,333 | ) | | $ | (15 | ) | | $ | (78 | ) | | $ | 89 |
| | $ | 246 |
| | $ | 78 |
| | $ | — |
| | $ | — |
| | $ | (1,013 | ) |
Year Ended December 31, 2012 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | Ending Balance as of December 31, 2011 | | Accreted Discounts / (Amortized Premiums) | | Net Realized Gain/ (Loss) | | Change in Net Unrealized Gain/(Loss) | | Purchases/ Payments | | Sales/ Issuances | | Transfers Into Level 3 | | Transfers Out of Level 3 | | Ending Balance as of December 31, 2012 | Assets: | | | | | | | | | | | | | | | | | | Investments, at fair value- | | | | | | | | | | | | | | | | | | Agency residential mortgage-backed securities | $ | 5,337 |
| | $ | (2,277 | ) | | $ | 111 |
| | $ | (568 | ) | | $ | 5,201 |
| | $ | (1,160 | ) | | $ | — |
| | $ | — |
| | $ | 6,644 |
| Private label residential mortgage-backed securities | 417,533 |
| | 21,896 |
| | 15,657 |
| | 69,286 |
| | 323,554 |
| | (319,560 | ) | | — |
| | — |
| | 528,366 |
| Private label commercial mortgage-backed securities | 16,093 |
| | 570 |
| | 7,619 |
| | (255 | ) | | 110,752 |
| | (115,452 | ) | | — |
| | — |
| | 19,327 |
| Commercial mortgage loans | 4,400 |
| | 87 |
| | — |
| | 413 |
| | 4,646 |
| | — |
| | — |
| | — |
| | 9,546 |
| Total investments, at fair value | 443,363 |
| | 20,276 |
| | 23,387 |
| | 68,876 |
| | 444,153 |
| | (436,172 | ) | | — |
| | — |
| | 563,883 |
| Financial derivatives–assets, at fair value- | | | | | | | | | | | | | | | | | | Credit default swaps on asset-backed securities | 61,498 |
| | — |
| | (1,164 | ) | | 3,218 |
| | 10,840 |
| | (38,361 | ) | | — |
| | — |
| | 36,031 |
| Total financial derivatives– assets, at fair value | 61,498 |
| | — |
| | (1,164 | ) | | 3,218 |
| | 10,840 |
| | (38,361 | ) | | — |
| | — |
| | 36,031 |
| Total investments and financial derivatives–assets, at fair value | $ | 504,861 |
| | $ | 20,276 |
| | $ | 22,223 |
| | $ | 72,094 |
| | $ | 454,993 |
| | $ | (474,533 | ) | | $ | — |
| | $ | — |
| | $ | 599,914 |
| Liabilities: | | | | | | | | | | | | | | | | | | Financial derivatives– liabilities, at fair value- | | | | | | | | | | | | | | | | | | Credit default swaps on asset-backed securities | $ | — |
| | $ | — |
| | $ | (79 | ) | | $ | (1 | ) | | $ | — |
| | $ | 79 |
| | $ | — |
| | $ | — |
| | $ | (1 | ) | Total financial derivatives– liabilities, at fair value | — |
| | — |
| | (79 | ) | | (1 | ) | | — |
| | 79 |
| | — |
| | — |
| | (1 | ) | Securitized debt: | | | | | | | | | | | | | | | | | | Securitized debt | — |
| | (55 | ) | | — |
| | (23 | ) | | 265 |
| | (1,522 | ) | | — |
| | — |
| | (1,335 | ) | Total securitized debt | — |
| | (55 | ) | | — |
| | (23 | ) | | 265 |
| | (1,522 | ) | | — |
| | — |
| | (1,335 | ) | Total financial derivatives– liabilities and securitized debt, at fair value | $ | — |
| | $ | (55 | ) | | $ | (79 | ) | | $ | (24 | ) | | $ | 265 |
| | $ | (1,443 | ) | | $ | — |
| | $ | — |
| | $ | (1,336 | ) |
Level 3—Fair Value Measurement Using Significant Unobservable Inputs: Year Ended December 31, 2013 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | Ending Balance as of December 31, 2012 | | Accreted Discounts / (Amortized Premiums) | | Net Realized Gain/ (Loss) | | Change in Net Unrealized Gain/(Loss) | | Purchases/ Payments | | Sales/ Issuances | | Transfers Into Level 3 | | Transfers Out of Level 3 | | Ending Balance as of December 31, 2013 | Assets: | | | | | | | | | | | | | | | | | | Investments, at fair value- | | | | | | | | | | | | | | | | | | Agency residential mortgage-backed securities | $ | 6,644 |
| | $ | (5,929 | ) | | $ | 833 |
| | $ | 3,323 |
| | $ | 42,051 |
| | $ | (6,418 | ) | | $ | — |
| | $ | — |
| | $ | 40,504 |
| Private label residential mortgage-backed securities | 528,366 |
| | 26,119 |
| | 43,823 |
| | 12,643 |
| | 524,864 |
| | (456,043 | ) | | — |
| | — |
| | 580,772 |
| Private label commercial mortgage-backed securities | 19,327 |
| | 402 |
| | 1,030 |
| | 3,069 |
| | 92,929 |
| | (83,763 | ) | | — |
| | — |
| | 32,994 |
| Commercial mortgage loans | 9,546 |
| | 171 |
| | 844 |
| | 652 |
| | 19,587 |
| | (6,913 | ) | | — |
| | — |
| | 23,887 |
| Residential mortgage loans | — |
| | — |
| | — |
| | — |
| | 24,062 |
| | — |
| | — |
| | — |
| | 24,062 |
| Other asset-backed securities | — |
| | (641 | ) | | 647 |
| | (690 | ) | | 56,436 |
| | (17,683 | ) | | — |
| | — |
| | 38,069 |
| Total investments, at fair value | 563,883 |
| | 20,122 |
| | 47,177 |
| | 18,997 |
| | 660,929 |
| | (570,820 | ) | | — |
| | — |
| | 740,288 |
| Financial derivatives–assets, at fair value- | | | | | | | | | | | | | | | | | | Credit default swaps on asset-backed securities | 36,031 |
| | — |
| | (2,826 | ) | | 1,070 |
| | 204 |
| | (17,833 | ) | | — |
| | — |
| | 16,646 |
| Total financial derivatives– assets, at fair value | 36,031 |
| | — |
| | (2,826 | ) | | 1,070 |
| | 204 |
| | (17,833 | ) | | — |
| | — |
| | 16,646 |
| Total investments and financial derivatives–assets, at fair value | $ | 599,914 |
| | $ | 20,122 |
| | $ | 44,351 |
| | $ | 20,067 |
| | $ | 661,133 |
| | $ | (588,653 | ) | | $ | — |
| | $ | — |
| | $ | 756,934 |
| Liabilities: | | | | | | | | | | | | | | | | | | Financial derivatives– liabilities, at fair value- | | | | | | | | | | | | | | | | | | Credit default swaps on asset-backed securities | $ | (1 | ) | | $ | — |
| | $ | (78 | ) | | $ | (349 | ) | | $ | — |
| | $ | 78 |
| | $ | — |
| | $ | — |
| | $ | (350 | ) | Total financial derivatives– liabilities, at fair value | (1 | ) | | — |
| | (78 | ) | | (349 | ) | | — |
| | 78 |
| | — |
| | — |
| | (350 | ) | Securitized debt: | | | | | | | | | | | | | | | | | | Securitized debt | (1,335 | ) | | (38 | ) | | — |
| | 20 |
| | 370 |
| | — |
| | — |
| | — |
| | (983 | ) | Total securitized debt | (1,335 | ) | | (38 | ) | | — |
| | 20 |
| | 370 |
| | — |
| | — |
| | — |
| | (983 | ) | Total financial derivatives– liabilities and securitized debt, at fair value | $ | (1,336 | ) | | $ | (38 | ) | | $ | (78 | ) | | $ | (329 | ) | | $ | 370 |
| | $ | 78 |
| | $ | — |
| | $ | — |
| | $ | (1,333 | ) |
|