DEBT Schedule of Debt Maturities (Details) (USD $)	Sep. 30, 2013
Debt Instrument [Line Items]
October 1, 2013 through December 31, 2013	$ 912,000
2014	3,739,000
2015	86,075,000
2016	1,647,000
2017	1,688,000
Thereafter	459,430,000
Total	553,491,000
Mortgage Indebtedness [Member]
Debt Instrument [Line Items]
October 1, 2013 through December 31, 2013	912,000	[1]
2014	3,739,000	[1]
2015	86,075,000	[1]
2016	1,647,000	[1]
2017	1,688,000	[1]
Thereafter	48,180,000	[1]
Total	142,241,000	[1]
Senior Notes [Member]
Debt Instrument [Line Items]
October 1, 2013 through December 31, 2013	0
2014	0
2015	0
2016	0
2017	0
Thereafter	411,250,000
Total	411,250,000
Debt Instrument, Unamortized Premium	$ 3,300,000

[1] (1) Outstanding principal balance for the senior notes does not include premium of $3.3 million as of September 30, 2013.