Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of other assets (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of other assets (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2017
USD ($)
property
Dec. 31, 2016
USD ($)
Other Assets, Current [Abstract]    
Loans, held for sale, net $ 147 $ 55,612
Prepaid expenses 3,081 3,580
Interest receivable 0 1,697
Deposits 3,469 1,314
Inventory 4,722 4,496
Derivative assets 0 371
Residential mortgage loans, held-for-sale, net 0 231
Receivables from brokers, dealers and clearing organizations 0 552
Miscellaneous current assets, net 12,149 10,834
Other current assets $ 23,568 78,687
Number of real estate properties | property 75  
Other Assets    
Prepaid expenses $ 6 74
Deposits 2,213 2,791
Derivative assets 286 485
Miscellaneous assets, net 6,144 4,097
Other assets $ 8,649 $ 7,447
Annandale, New Jersey | Held-for-sale    
Other Assets, Current [Abstract]    
Number of real estate properties | property 1  
Expected period to close on property 12 months