Annual report pursuant to Section 13 and 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Supplemental non-cash investing and financing activities relating to CDOS (Details)

v3.6.0.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Supplemental non-cash investing and financing activities relating to CDOS (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Variable Interest Entity [Line Items]      
Investments in senior housing real estate, net     $ 1,574,048
Property, plant and equipment, net     266,385
Goodwill and intangibles, net     379,008
Restricted cash     6,477
Receivables and other assets     197,882
Mortgage notes payable     1,260,633
Credit facilities - media     177,955
Accrued expenses and other liabilities     189,940
Restricted Cash activity:      
Restricted cash generated from sale of securities $ 0 $ 139,257 125,850
Restricted cash generated from sale of loans 0 55,574 0
Restricted cash generated from pay downs on securities and loans 2,310 78,853 325,932
Restricted cash used for repayments of CDO and other bonds payable 2,748 148,966 382,177
CDO VI | VIEs      
CDO VI deconsolidation:      
Real estate securities 43,889 0 0
Restricted cash 67 0 0
CDO and other bonds payable $ 105,423 $ 0 $ 0