Valuation (Schedule of Financial Instruments) (Details) - USD ($) $ in Thousands		Dec. 31, 2019		Dec. 31, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)	[1]	$ 2,449,941
Investment in unconsolidated entities, at fair value	[1]	71,850
Financial derivatives–assets, at fair value-		16,788		$ 20,001
Repurchase agreements, at fair value		73,639		61,274
Investments sold short, at fair value-		(73,409)		(850,577)
Financial derivatives–liabilities, at fair value-		(27,621)		(20,806)
Other secured borrowings, at fair value		(594,396)	[1]	(297,948)
Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment in unconsolidated entities, at fair value		71,850
Total assets		3,951,005		3,020,586
Other secured borrowings, at fair value		(594,396)
Total liabilities		(695,426)		(1,169,331)
Fair Value, Measurements, Recurring | Investments Sold Short
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(850,577)
Fair Value, Measurements, Recurring | Investments Sold Short | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(772,964)
Fair Value, Measurements, Recurring | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-		(471)
Fair Value, Measurements, Recurring | Investments Sold Short | Government debt
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-		(72,938)		(54,151)
Fair Value, Measurements, Recurring | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(6,529)
Fair Value, Measurements, Recurring | Investments Sold Short | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(16,933)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-				(20,806)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | Credit default swaps on corporate bond indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(14,524)		(11,557)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | Credit default swaps on corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(1,693)		(3,246)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | Credit default swaps on asset-backed indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(250)		(2,125)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | Interest rate swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(8,719)		(3,397)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(1,012)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | Futures
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(45)		(355)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | Forwards
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(169)		(120)
Fair Value, Measurements, Recurring | Financial Derivatives - Liabilities | Total return swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(1,209)		(6)
Fair Value, Measurements, Recurring | Other secured borrowings, at fair value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other secured borrowings, at fair value				(297,948)
Fair Value, Measurements, Recurring | Cash equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents				12,460
Fair Value, Measurements, Recurring | Securities | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		1,936,963
Fair Value, Measurements, Recurring | Securities | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		166,550
Fair Value, Measurements, Recurring | Securities | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		124,868
Fair Value, Measurements, Recurring | Securities | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		170,443
Fair Value, Measurements, Recurring | Securities | Asset-backed securities, backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		48,610
Fair Value, Measurements, Recurring | Securities | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		1,113
Fair Value, Measurements, Recurring | Securities | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		1,394
Fair Value, Measurements, Recurring | Investments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				2,939,311
Fair Value, Measurements, Recurring | Investments | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				1,450,217
Fair Value, Measurements, Recurring | Investments | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				302,639
Fair Value, Measurements, Recurring | Investments | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				33,908
Fair Value, Measurements, Recurring | Investments | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				123,893
Fair Value, Measurements, Recurring | Investments | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				22,392
Fair Value, Measurements, Recurring | Investments | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				43,793
Fair Value, Measurements, Recurring | Investments | Secured notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				10,917
Fair Value, Measurements, Recurring | Investments | U.S. Treasury securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				76
Fair Value, Measurements, Recurring | Investments | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				496,830
Fair Value, Measurements, Recurring | Investments | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				211,185
Fair Value, Measurements, Recurring | Investments | Consumer loans and asset-backed securities backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				206,761
Fair Value, Measurements, Recurring | Investments | Real estate owned
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				34,500
Fair Value, Measurements, Recurring | Investments | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				2,200
Fair Value, Measurements, Recurring | Loans | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		932,203
Fair Value, Measurements, Recurring | Loans | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		274,759
Fair Value, Measurements, Recurring | Loans | Consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		186,954
Fair Value, Measurements, Recurring | Loans | Corporate loan [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		18,510
Fair Value, Measurements, Recurring | Financial Derivatives - Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-				20,001
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Credit default swaps on asset-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		993		1,472
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Credit default swaps on corporate bond indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		5,599		733
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Credit default swaps on corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		2		2,473
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Credit default swaps on asset-backed indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		3,319		8,092
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Interest rate swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		5,468		7,224
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		596
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Futures
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		148
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Forwards
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		43		6
Fair Value, Measurements, Recurring | Financial Derivatives - Assets | Total return swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		620		1
Fair Value, Measurements, Recurring | Repurchase Agreements
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Repurchase agreements, at fair value				61,274
Fair Value, Measurements, Recurring | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment in unconsolidated entities, at fair value		0
Total assets		148		2,200
Other secured borrowings, at fair value		0
Total liabilities		(45)		(17,288)
Fair Value, Measurements, Recurring | Level 1 | Investments Sold Short
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(16,933)
Fair Value, Measurements, Recurring | Level 1 | Investments Sold Short | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-		0
Fair Value, Measurements, Recurring | Level 1 | Investments Sold Short | Government debt
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 | Level 1 | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments Sold Short | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(16,933)
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Liabilities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-				(355)
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Liabilities | Credit default swaps on corporate bond indices
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 | Level 1 | Financial Derivatives - Liabilities | Credit default swaps on corporate bonds
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 | Level 1 | Financial Derivatives - Liabilities | Credit default swaps on asset-backed indices
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 | Level 1 | Financial Derivatives - Liabilities | Interest rate swaps
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 | Level 1 | Financial Derivatives - Liabilities | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		0
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Liabilities | Futures
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(45)		(355)
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Liabilities | Forwards
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 | Level 1 | Financial Derivatives - Liabilities | Total return swaps
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 | Level 1 | Other secured borrowings, at fair value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other secured borrowings, at fair value				0
Fair Value, Measurements, Recurring | Level 1 | Cash equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents				12,460
Fair Value, Measurements, Recurring | Level 1 | Securities | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 1 | Securities | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 1 | Securities | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 1 | Securities | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 1 | Securities | Asset-backed securities, backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 1 | Securities | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 1 | Securities | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 1 | Investments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				2,200
Fair Value, Measurements, Recurring | Level 1 | Investments | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Secured notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | U.S. Treasury securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Consumer loans and asset-backed securities backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Real estate owned
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Investments | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				2,200
Fair Value, Measurements, Recurring | Level 1 | Loans | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 1 | Loans | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 1 | Loans | Consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 1 | Loans | Corporate loan [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-				0
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Assets | Credit default swaps on asset-backed securities
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 | Level 1 | Financial Derivatives - Assets | Credit default swaps on corporate bond indices
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 | Level 1 | Financial Derivatives - Assets | Credit default swaps on corporate bonds
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 | Level 1 | Financial Derivatives - Assets | Credit default swaps on asset-backed indices
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 | Level 1 | Financial Derivatives - Assets | Interest rate swaps
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 | Level 1 | Financial Derivatives - Assets | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		0
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Assets | Futures
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		148
Fair Value, Measurements, Recurring | Level 1 | Financial Derivatives - Assets | Forwards
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 | Level 1 | Financial Derivatives - Assets | Total return swaps
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 | Level 1 | Repurchase Agreements
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Repurchase agreements, at fair value				0
Fair Value, Measurements, Recurring | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment in unconsolidated entities, at fair value		0
Total assets		2,229,582		1,892,308
Other secured borrowings, at fair value		0
Total liabilities		(100,549)		(854,095)
Fair Value, Measurements, Recurring | Level 2 | Investments Sold Short
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(833,644)
Fair Value, Measurements, Recurring | Level 2 | Investments Sold Short | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(772,964)
Fair Value, Measurements, Recurring | Level 2 | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-		(471)
Fair Value, Measurements, Recurring | Level 2 | Investments Sold Short | Government debt
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-		(72,938)		(54,151)
Fair Value, Measurements, Recurring | Level 2 | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				(6,529)
Fair Value, Measurements, Recurring | Level 2 | Investments Sold Short | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-				(20,451)
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities | Credit default swaps on corporate bond indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(14,524)		(11,557)
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities | Credit default swaps on corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(1,693)		(3,246)
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities | Credit default swaps on asset-backed indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(250)		(2,125)
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities | Interest rate swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(8,719)		(3,397)
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(1,012)
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities | Futures
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 | Level 2 | Financial Derivatives - Liabilities | Forwards
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(169)		(120)
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Liabilities | Total return swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(773)		(6)
Fair Value, Measurements, Recurring | Level 2 | Other secured borrowings, at fair value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other secured borrowings, at fair value				0
Fair Value, Measurements, Recurring | Level 2 | Cash equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents				0
Fair Value, Measurements, Recurring | Level 2 | Securities | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		1,917,059
Fair Value, Measurements, Recurring | Level 2 | Securities | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		76,969
Fair Value, Measurements, Recurring | Level 2 | Securities | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		95,063
Fair Value, Measurements, Recurring | Level 2 | Securities | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		125,464
Fair Value, Measurements, Recurring | Level 2 | Securities | Asset-backed securities, backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 2 | Securities | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 2 | Securities | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		0
Fair Value, Measurements, Recurring | Level 2 | Investments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				1,812,505
Fair Value, Measurements, Recurring | Level 2 | Investments | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				1,442,924
Fair Value, Measurements, Recurring | Level 2 | Investments | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				211,348
Fair Value, Measurements, Recurring | Level 2 | Investments | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				33,105
Fair Value, Measurements, Recurring | Level 2 | Investments | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				108,978
Fair Value, Measurements, Recurring | Level 2 | Investments | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				16,074
Fair Value, Measurements, Recurring | Level 2 | Investments | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Investments | Secured notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Investments | U.S. Treasury securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				76
Fair Value, Measurements, Recurring | Level 2 | Investments | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Investments | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Investments | Consumer loans and asset-backed securities backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Investments | Real estate owned
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Investments | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 2 | Loans | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 2 | Loans | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 2 | Loans | Consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 2 | Loans | Corporate loan [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		0
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-				18,529
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | Credit default swaps on asset-backed securities
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 | Level 2 | Financial Derivatives - Assets | Credit default swaps on corporate bond indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		5,599		733
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | Credit default swaps on corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		2		2,473
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | Credit default swaps on asset-backed indices
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		3,319		8,092
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | Interest rate swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		5,468		7,224
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		596
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | Futures
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		0
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | Forwards
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		43		6
Fair Value, Measurements, Recurring | Level 2 | Financial Derivatives - Assets | Total return swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		0		1
Fair Value, Measurements, Recurring | Level 2 | Repurchase Agreements
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Repurchase agreements, at fair value				61,274
Fair Value, Measurements, Recurring | Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment in unconsolidated entities, at fair value		71,850
Total assets		1,721,275		1,126,078
Other secured borrowings, at fair value		(594,396)
Total liabilities		(594,832)		(297,948)
Fair Value, Measurements, Recurring | Level 3 | Investments Sold Short
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				0
Fair Value, Measurements, Recurring | Level 3 | Investments Sold Short | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				0
Fair Value, Measurements, Recurring | Level 3 | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-		0
Fair Value, Measurements, Recurring | Level 3 | Investments Sold Short | Government debt
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 | Level 3 | Investments Sold Short | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				0
Fair Value, Measurements, Recurring | Level 3 | Investments Sold Short | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments sold short, at fair value-				0
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Liabilities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-				0
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Liabilities | Credit default swaps on corporate bond indices
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 | Level 3 | Financial Derivatives - Liabilities | Credit default swaps on corporate bonds
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 | Level 3 | Financial Derivatives - Liabilities | Credit default swaps on asset-backed indices
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 | Level 3 | Financial Derivatives - Liabilities | Interest rate swaps
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 | Level 3 | Financial Derivatives - Liabilities | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		0
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Liabilities | Futures
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 | Level 3 | Financial Derivatives - Liabilities | Forwards
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 | Level 3 | Financial Derivatives - Liabilities | Total return swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–liabilities, at fair value-		(436)		0
Fair Value, Measurements, Recurring | Level 3 | Other secured borrowings, at fair value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other secured borrowings, at fair value				(297,948)
Fair Value, Measurements, Recurring | Level 3 | Cash equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and cash equivalents				0
Fair Value, Measurements, Recurring | Level 3 | Securities | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		19,904
Fair Value, Measurements, Recurring | Level 3 | Securities | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		89,581
Fair Value, Measurements, Recurring | Level 3 | Securities | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		29,805
Fair Value, Measurements, Recurring | Level 3 | Securities | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		44,979
Fair Value, Measurements, Recurring | Level 3 | Securities | Asset-backed securities, backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		48,610
Fair Value, Measurements, Recurring | Level 3 | Securities | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		1,113
Fair Value, Measurements, Recurring | Level 3 | Securities | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Securities, at fair value(1)		1,394
Fair Value, Measurements, Recurring | Level 3 | Investments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				1,124,606
Fair Value, Measurements, Recurring | Level 3 | Investments | Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				7,293
Fair Value, Measurements, Recurring | Level 3 | Investments | Non-Agency RMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				91,291
Fair Value, Measurements, Recurring | Level 3 | Investments | CMBS
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				803
Fair Value, Measurements, Recurring | Level 3 | Investments | CLOs
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				14,915
Fair Value, Measurements, Recurring | Level 3 | Investments | Corporate debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				6,318
Fair Value, Measurements, Recurring | Level 3 | Investments | Corporate equity securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				43,793
Fair Value, Measurements, Recurring | Level 3 | Investments | Secured notes
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				10,917
Fair Value, Measurements, Recurring | Level 3 | Investments | U.S. Treasury securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 3 | Investments | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				496,830
Fair Value, Measurements, Recurring | Level 3 | Investments | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				211,185
Fair Value, Measurements, Recurring | Level 3 | Investments | Consumer loans and asset-backed securities backed by consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				206,761
Fair Value, Measurements, Recurring | Level 3 | Investments | Real estate owned
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				34,500
Fair Value, Measurements, Recurring | Level 3 | Investments | Common stock
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments, at fair value-				0
Fair Value, Measurements, Recurring | Level 3 | Loans | Residential mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		932,203
Fair Value, Measurements, Recurring | Level 3 | Loans | Commercial mortgage loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		274,759
Fair Value, Measurements, Recurring | Level 3 | Loans | Consumer loans
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		186,954
Fair Value, Measurements, Recurring | Level 3 | Loans | Corporate loan [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Loans, at fair value		18,510
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-				1,472
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Assets | Credit default swaps on asset-backed securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		993		1,472
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Assets | Credit default swaps on corporate bond indices
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 | Level 3 | Financial Derivatives - Assets | Credit default swaps on corporate bonds
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 | Level 3 | Financial Derivatives - Assets | Credit default swaps on asset-backed indices
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 | Level 3 | Financial Derivatives - Assets | Interest rate swaps
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 | Level 3 | Financial Derivatives - Assets | TBA securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		0
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Assets | Futures
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		0
Fair Value, Measurements, Recurring | Level 3 | Financial Derivatives - Assets | Forwards
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 | Level 3 | Financial Derivatives - Assets | Total return swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financial derivatives–assets, at fair value-		$ 620		0
Fair Value, Measurements, Recurring | Level 3 | Repurchase Agreements
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Repurchase agreements, at fair value				$ 0

[1] Ellington Financial Inc.'s Consolidated Balance Sheet includes assets and liabilities of variable interest entities it has consolidated. See Note 9 for additional details on Ellington Financial Inc.'s consolidated variable interest entities.