INVESTMENTS IN RESIDENTIAL MORTGAGE LOANS - Narrative (Details) (USD $)	6 Months Ended			6 Months Ended			0 Months Ended										0 Months Ended				6 Months Ended		6 Months Ended		0 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013	Jun. 30, 2014 Reverse Mortgage Loans	Feb. 27, 2013 Reverse Mortgage Loans	Dec. 31, 2012 Reverse Mortgage Loans	May 28, 2014 Non-Performing Loans Held-For-Investment	May 27, 2014 Non-Performing Loans Held-For-Investment	Apr. 04, 2014 Non-Performing Loans Held-For-Investment	Mar. 28, 2014 Non-Performing Loans Held-For-Investment	Jan. 15, 2014 Non-Performing Loans Held-For-Investment	May 28, 2014 Non-Performing Loans Held-For-Investment	May 27, 2014 Non-Performing Loans Held-For-Investment	Apr. 04, 2014 Non-Performing Loans Held-For-Investment	Jan. 15, 2014 Non-Performing Loans Held-For-Investment Credit Suisse Repurchase Agreements	Mar. 28, 2014 Non-Performing Loans Held-For-Investment Royal Bank of Scotland Repurchase Agreements	Jun. 24, 2014 Performing and Non-Performing Loans Held-For-Investment	May 27, 2014 Performing and Non-Performing Loans Held-For-Investment	Jun. 24, 2014 Performing and Non-Performing Loans Held-For-Investment	May 27, 2014 Performing and Non-Performing Loans Held-For-Investment	Jun. 30, 2014 Performing Loans	May 27, 2014 Performing Loans	Jun. 30, 2014 Purchased Credit Impaired Loans pools	Jun. 30, 2014 Residential Mortgage Loans(E)	May 27, 2014 Non-Agency RMBS Investment
Mortgage Loans on Real Estate [Line Items]
Loan portfolio, amount						$ 83,100,000						$ 500,300,000	$ 48,400,000	$ 17,800,000					$ 82,300,000	$ 283,600,000
Payments to acquire loans	733,693,000	0					373,100,000	40,100,000	15,500,000								58,900,000	288,500,000
Payments to acquire other real estate	3,391,000	0						1,300,000									2,100,000
Gain (Loss) on Securitization of Financial Assets									11,300,000									2,600,000
Loan count																									16
Principal Amount Outstanding on Loans Securitized or Asset-backed Financing Arrangement																						233,800,000
Percentage of Investment co-owned by Nationstar					30.00%
Residential mortgage loans, held-for-investment	517,424,000		33,539,000		35,100,000
Interest in Excess MSR					70.00%
Purchases of non-performing loans				0						3,800,000	33,700,000										60,904,000
Mortgage Loans on Real Estate, Number of Pools																							6
Percentage of loans that have reached a termination event				79.00%
Repurchase agreements															25,300,000	2,500,000
Unpaid principal balance of underlying mortgage										7,000,000	65,600,000
Threshold Period Past Due for Write-off of Financing Receivable																					30 days		30 days	30 days
Real Estate Owned From Linked Transactions	$ 25,800,000