MORTGAGE LOANS, NET (Details 3) - Loan	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016
Mortgage Loans on Real Estate [Line Items]
Mortgage Loans On Real Estate Percentage (in percentage)	100.00%	100.00%
Total Number Of Loans (in loans)	4	3

Indicates the number of mortgages under each classification.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 948
-SubTopic 310
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-29.3)
-URI http://asc.fasb.org/extlink&oid=6589523&loc=d3e617274-123014

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 10
-Section S99
-Paragraph 6
-Subparagraph (SX 210.5-04.(c) Schedule IV)
-URI http://asc.fasb.org/extlink&oid=27047687&loc=d3e5864-122674

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