OTHER INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands			3 Months Ended		6 Months Ended
	Jun. 30, 2017	Dec. 31, 2016	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Intangible assets
Net	$ 15,610	$ 17,623	$ 15,610		$ 15,610
Intangible liabilities
Net	(1,138)	(3,576)	(1,138)		(1,138)
Future amortization of acquisition related intangible assets
Net	15,610	17,623	15,610		15,610
Future accretion of acquisition related intangible liabilities
Net	(1,138)	(3,576)	(1,138)		(1,138)
Acquired Below-Market Leases
Intangible liabilities
Gross balance	(5,722)	(18,893)	(5,722)		(5,722)
Accumulated amortization	4,584	15,317	4,584		4,584
Net	$ (1,138)	$ (3,576)	(1,138)		(1,138)
Average useful life (in years)	7 years	8 years
Future accretion of acquisition related intangible liabilities
2017 (Six months ending December 31, 2017)	$ (428)		(428)		(428)
2018	(510)		(510)		(510)
2019	(200)		(200)		(200)
2020	0		0		0
2021	0		0		0
Thereafter	0		0		0
Net	(1,138)	$ (3,576)	(1,138)		(1,138)
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	$ (26)	(3)	$ (64)
Future amortization of acquisition related intangible assets
Net		$ 35
Acquired In-Place Leases
Intangible assets
Gross balance	10,181	11,551	10,181		10,181
Accumulated amortization	(7,581)	(8,443)	(7,581)		(7,581)
Net	$ 2,600	$ 3,108	2,600		2,600
Average useful life (in years)	10 years	10 years
Amortization
Amortization expense			195	368	411	748
Future amortization of acquisition related intangible assets
2017 (Six months ending December 31, 2017)	$ 373		373		373
2018	723		723		723
2019	464		464		464
2020	207		207		207
2021	207		207		207
Thereafter	626		626		626
Net	2,600	$ 3,108	2,600		2,600
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			138	138	276	276
Future amortization of acquisition related intangible assets
Net		$ 1,400
Acquired Below-Market Ground Lease
Intangible assets
Gross balance	11,685	11,685	11,685		11,685
Accumulated amortization	(1,632)	(1,562)	(1,632)		(1,632)
Net	$ 10,053	$ 10,123	10,053		10,053
Average useful life (in years)	84 years	84 years
Future amortization of acquisition related intangible assets
2017 (Six months ending December 31, 2017)	$ 70		70		70
2018	140		140		140
2019	140		140		140
2020	140		140		140
2021	140		140		140
Thereafter	9,423		9,423		9,423
Net	10,053	$ 10,123	10,053		10,053
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 Leases
Amortization
Amortization of acquired above-market and below-market leases			35	35	70	70
Rental and Other Property Income | Acquired Below-Market Leases
Amortization
Amortization of acquired above-market and below-market leases			$ 219	$ 631	$ 638	$ 1,262