OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Intangible assets
Net	$ 18,071		$ 18,071		$ 20,310
Intangible liabilities
Net	(4,194)		(4,194)		(6,086)
Future amortization of acquisition related intangible assets
Net	18,071		18,071		20,310
Future accretion of acquisition related intangible liabilities
Net	(4,194)		(4,194)		(6,086)
Acquired Below-Market Leases
Intangible liabilities
Gross balance	(19,637)		(19,637)		(19,722)
Accumulated amortization	15,443		15,443		13,636
Net	(4,194)		$ (4,194)		$ (6,086)
Average useful life			8 years		8 years
Amortization
Amortization expenses, above and below market leases	630	$ 630	$ 1,892	$ 1,940
Future accretion of acquisition related intangible liabilities
2016 (Three months ending December 31, 2016)	(618)		(618)
2017	(2,405)		(2,405)
2018	(971)		(971)
2019	(200)		(200)
Net	(4,194)		(4,194)		$ (6,086)
Acquired Above-Market Leases
Intangible assets
Gross balance	215		215		966
Accumulated amortization	(173)		(173)		(843)
Net	42		$ 42		$ 123
Average useful life			8 years		7 years
Amortization
Amortization expenses, above and below market leases	17	41	$ 81	199
Future amortization of acquisition related intangible assets
2016 (Three months ending December 31, 2016)	7		7
2017	26		26
2018	9		9
Net	42		42		$ 123
Acquired in-place Leases
Intangible assets
Gross balance	20,372		20,372		21,398
Accumulated amortization	(16,995)		(16,995)		(16,943)
Net	3,377		$ 3,377		$ 4,455
Average useful life			8 years		8 years
Amortization
Amortization expenses	330	413	$ 1,078	1,461
Future amortization of acquisition related intangible assets
2016 (Three months ending December 31, 2016)	269		269
2017	871		871
2018	733		733
2019	464		464
2020	207		207
Thereafter	833		833
Net	3,377		3,377		$ 4,455
Tax Abatement
Intangible assets
Gross balance	4,273		4,273		4,273
Accumulated amortization	(2,736)		(2,736)		(2,322)
Net	1,537		$ 1,537		$ 1,951
Average useful life			8 years		8 years
Amortization
Amortization expenses	138	138	$ 414	414
Future amortization of acquisition related intangible assets
2016 (Three months ending December 31, 2016)	137		137
2017	551		551
2018	551		551
2019	298		298
Net	1,537		1,537		$ 1,951
Franchise Affiliation Fee
Intangible assets
Gross balance					3,936
Accumulated amortization					(3,375)
Net					$ 561
Average useful life					10 years
Amortization
Amortization expenses	0	98	33	296
Future amortization of acquisition related intangible assets
Net					$ 561
Acquired Below-Market Ground Lease
Intangible assets
Gross balance	11,685		11,685		11,685
Accumulated amortization	(1,527)		(1,527)		(1,422)
Net	10,158		$ 10,158		$ 10,263
Average useful life			84 years		84 years
Amortization
Amortization expenses	35	$ 35	$ 105	$ 105
Future amortization of acquisition related intangible assets
2016 (Three months ending December 31, 2016)	35		35
2017	140		140
2018	140		140
2019	140		140
2020	140		140
Thereafter	9,563		9,563
Net	10,158		10,158		$ 10,263
Trade Name And License
Intangible assets
Gross balance	2,957		2,957		2,957
Accumulated amortization	0		0		0
Net	2,957		2,957		2,957
Future amortization of acquisition related intangible assets
Net	$ 2,957		$ 2,957		$ 2,957