Quarterly report pursuant to Section 13 or 15(d)

REAL ESTATE SECURITIES (Holdings in an Unrealized Loss Position and the Associated Intent to Sell) (Details 2)

v3.5.0.2
REAL ESTATE SECURITIES (Holdings in an Unrealized Loss Position and the Associated Intent to Sell) (Details 2)
$ in Thousands
Jun. 30, 2016
USD ($)
Securities Newcastle intends to sell  
Schedule of Available-for-sale Securities [Line Items]  
Fair Value $ 0
Amortized Cost Basis After Impairment 0
Unrealized Credit Losses 0
Securities Newcastle is more likely than not to be required to sell  
Schedule of Available-for-sale Securities [Line Items]  
Fair Value 0
Amortized Cost Basis After Impairment 0
Unrealized Credit Losses 0
Securities Newcastle has no intent to sell and is not more likely than not to be required to sell- Credit impaired securities  
Schedule of Available-for-sale Securities [Line Items]  
Fair Value 0
Amortized Cost Basis After Impairment 0
Unrealized Credit Losses 0
Unrealized Non-Credit Losses 0
Securities Newcastle has no intent to sell and is not more likely than not to be required to sell- Non credit impaired securities  
Schedule of Available-for-sale Securities [Line Items]  
Fair Value 297,128
Amortized Cost Basis After Impairment 297,529
Unrealized Credit Losses 0
Unrealized Non-Credit Losses (401)
Total  
Schedule of Available-for-sale Securities [Line Items]  
Fair Value 297,128
Amortized Cost Basis After Impairment 297,529
Unrealized Credit Losses 0
Unrealized Non-Credit Losses $ (401)