OTHER INTANGIBLE ASSETS (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2016	Mar. 31, 2015	Dec. 31, 2015
Intangible liabilities
Net	$ (5,455,000)		$ (6,086,000)
Amortization
Amortization expenses	18,058,000	$ 19,128,000
Future accretion of acquisition related intangible liabilities
Net	(5,455,000)		(6,086,000)
Acquired Below-Market Leases
Intangible liabilities
Gross balance	(19,722,000)		(19,722,000)
Accumulated amortization	14,267,000		13,636,000
Net	$ (5,455,000)		$ (6,086,000)
Average useful life	8 years		8 years
Amortization
Amortization expenses	$ 631,000	655,000
Future accretion of acquisition related intangible liabilities
2016 (Nine months ending December 31, 2016)	(1,879,000)
2017	(2,405,000)
2018	(971,000)
2019	(200,000)
Net	(5,455,000)		$ (6,086,000)
Acquired Above-Market Leases
Intangible assets
Gross balance	966,000		966,000
Accumulated amortization	(881,000)		(843,000)
Net	$ 85,000		$ 123,000
Average useful life	7 years		7 years
Amortization
Amortization expenses	$ 38,000	79,000
Future amortization of acquisition related intangible assets
2016 (Nine months ending December 31, 2016)	50,000
2017	26,000
2018	9,000
Net	85,000		$ 123,000
Acquired in-place Leases
Intangible assets
Gross balance	21,398,000		21,398,000
Accumulated amortization	(17,323,000)		(16,943,000)
Net	$ 4,075,000		$ 4,455,000
Average useful life	8 years		8 years
Amortization
Amortization expenses	$ 380,000	529,000
Future amortization of acquisition related intangible assets
2016 (Nine months ending December 31, 2016)	1,014,000
2017	964,000
2018	705,000
2019	436,000
2020	178,000
Thereafter	778,000
Net	4,075,000		$ 4,455,000
Tax Abatement
Intangible assets
Gross balance	4,273,000		4,273,000
Accumulated amortization	(2,460,000)		(2,322,000)
Net	$ 1,813,000		$ 1,951,000
Average useful life	8 years		8 years
Amortization
Amortization expenses	$ 138,000	138,000
Future amortization of acquisition related intangible assets
2016 (Nine months ending December 31, 2016)	413,000
2017	551,000
2018	551,000
2019	298,000
Net	1,813,000		$ 1,951,000
Franchise Affiliation Fee
Intangible assets
Gross balance			3,936,000
Accumulated amortization			(3,375,000)
Net			$ 561,000
Average useful life			10 years
Amortization
Amortization expenses	33,000	99,000
Future amortization of acquisition related intangible assets
Net			$ 561,000
Acquired Below-Market Ground Lease
Intangible assets
Gross balance	11,685,000		11,685,000
Accumulated amortization	(1,457,000)		(1,422,000)
Net	$ 10,228,000		$ 10,263,000
Average useful life	84 years		84 years
Amortization
Amortization expenses	$ 35,000	$ 35,000
Future amortization of acquisition related intangible assets
2016 (Nine months ending December 31, 2016)	105,000
2017	140,000
2018	140,000
2019	140,000
2020	140,000
Thereafter	9,563,000
Net	$ 10,228,000		$ 10,263,000