Condensed Consolidated Statements of Income - USD ($) shares in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Revenue:
Rental	$ 58,360,000	$ 59,013,000
Related party revenue:
Management fees and interest income from loans	1,433,000	1,473,000
Other	20,000	21,000
Total revenues	59,813,000	60,507,000
Expenses:
Real estate operating expenses	15,292,000	15,356,000
Real estate taxes and insurance	9,150,000	10,048,000
Depreciation and amortization	22,445,000	22,672,000
Selling, general and administrative	3,530,000	3,691,000
Interest	6,433,000	6,187,000
Total expenses	56,850,000	57,954,000
Income before interest income, equity in losses of non-consolidated REITs and taxes	2,963,000	2,553,000
Interest income		1,000
Equity in losses of non-consolidated REITs	(286,000)	(322,000)
Gain on sale of properties, less applicable income tax		10,462,000
Income before taxes on income	2,677,000	12,694,000
Taxes on income	98,000.000	161,000.000
Net income	$ 2,579,000	$ 12,533,000
Weighted average number of shares outstanding, basic and diluted (in shares)	100,187	100,187
Net income per share, basic and diluted (in dollars per share)	$ 0.03	$ 0.13