Annual report pursuant to Section 13 and 15(d)

VARIABLE INTEREST ENTITIES (VIEs) (Additional Information) (Details)

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VARIABLE INTEREST ENTITIES (VIEs) (Additional Information) (Details) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Variable Interest Entities [Line Items]    
Other Assets $ 18,317,000 $ 17,878,000
Partnership Investment [Member]    
Variable Interest Entities [Line Items]    
Other Assets 96,000 199,000
Limited Partners' Capital Account 24,117,000 25,311,000
Loan [Member]    
Variable Interest Entities [Line Items]    
Limited Partners' Capital Account $ 14,254,000 $ 14,876,000