REAL ESTATE HELD FOR SALE DISCONTINUED OPERATIONS (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Long Lived Assets Held-for-sale [Line Items]
Income from real estate operations	$ 0	$ 123,000	$ 304,000	$ 325,000
Expenses from real estate operations	0	(57,000)	(111,000)	(172,000)
Property net operating income from discontinued operations	0	66,000	193,000	153,000
Depreciation and amortization from discontinued operations	0	(89,000)	(176,000)	(238,000)
Income (loss) from real estate operations	0	(23,000)	17,000	(85,000)
Gain on sales of nondepreciable real estate investments, net of tax	0	0	167,000	0
Gain on sales of real estate investments	0	0	1,869,000	0
INCOME (LOSS) FROM DISCONTINUED OPERATIONS	0	(23,000)	2,053,000	(85,000)
Phoenix Sale [Member]
Long Lived Assets Held-for-sale [Line Items]
Number of real estate properties transferred to held for sale and sold	1		1
Square Footage of Real Estate Property	174,000		174,000
Property sales price	7,019,000		7,019,000
Real Estate Held-for-sale, Gain on Sale	1,869,000		1,869,000
Subsidiaries [Member] | Tampa Sale [Member]
Long Lived Assets Held-for-sale [Line Items]
Number of real estate properties transferred to held for sale and sold	2		2
Square Footage of Real Estate Property	10,500		10,500
Property sales price	578,000		578,000
Real Estate Held-for-sale, Gain on Sale, Net of Tax	$ 167,000		$ 167,000