OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
	Sep. 30, 2017	Dec. 31, 2016	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Intangible assets
Net	$ 5,345	$ 17,623	$ 5,345		$ 5,345
Intangible liabilities
Net	(907)	(3,576)	(907)		(907)
Future amortization of acquisition related intangible assets
Net	5,345	17,623	5,345		5,345
Future accretion of acquisition related intangible liabilities
Net	(907)	(3,576)	(907)		(907)
Acquired Below-Market Leases
Intangible liabilities
Gross balance	(5,073)	(18,893)	(5,073)		(5,073)
Accumulated amortization	4,166	15,317	4,166		4,166
Net	$ (907)	$ (3,576)	(907)		(907)
Average useful life (in years)	7 years	8 years
Future accretion of acquisition related intangible liabilities
2017 (Three months ending December 31, 2017)	$ (197)		(197)		(197)
2018	(510)		(510)		(510)
2019	(200)		(200)		(200)
2020	0		0		0
2021	0		0		0
Thereafter	0		0		0
Net	(907)	$ (3,576)	(907)		(907)
Acquired Above-Market Leases
Intangible assets
Gross balance		215
Accumulated amortization		(180)
Net		$ 35
Average useful life (in years)		8 years
Amortization
Amortization of acquired above-market and below-market leases			0	$ (17)	(3)	$ (81)
Future amortization of acquisition related intangible assets
Net		$ 35
Acquired In-Place Leases
Intangible assets
Gross balance	10,008	11,551	10,008		10,008
Accumulated amortization	(7,620)	(8,443)	(7,620)		(7,620)
Net	$ 2,388	$ 3,108	2,388		2,388
Average useful life (in years)	10 years	10 years
Amortization
Amortization expense			212	330	623	1,078
Future amortization of acquisition related intangible assets
2017 (Three months ending December 31, 2017)	$ 185		185		185
2018	718		718		718
2019	459		459		459
2020	202		202		202
2021	202		202		202
Thereafter	622		622		622
Net	2,388	$ 3,108	2,388		2,388
Tax Abatement
Intangible assets
Gross balance		4,273
Accumulated amortization		(2,873)
Net		$ 1,400
Average useful life (in years)		8 years
Amortization
Amortization expense			0	138	276	414
Future amortization of acquisition related intangible assets
Net		$ 1,400
Acquired Below-Market Ground Lease
Intangible assets
Gross balance		11,685
Accumulated amortization		(1,562)
Net		$ 10,123
Average useful life (in years)		84 years
Future amortization of acquisition related intangible assets
Net		$ 10,123
Trade Name and License
Intangible assets
Gross balance	2,957	2,957	2,957		2,957
Accumulated amortization	0	0	0		0
Net	2,957	2,957	2,957		2,957
Future amortization of acquisition related intangible assets
Net	$ 2,957	$ 2,957	2,957		2,957
Franchise Affiliation Fee
Amortization
Amortization expense			0	0	0	33
Rental and Other Property Operating Expenses | Acquired Below-Market Ground Lease
Amortization
Amortization of acquired above-market and below-market leases			23	35	93	105
Rental and Other Property Income | Acquired Below-Market Leases
Amortization
Amortization of acquired above-market and below-market leases			$ 231	$ 630	$ 869	$ 1,892