Note 5 - Consolidating Financial Information (Details) - Consolidated Statement of Operations (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenues
Rental income	$ 572,783	$ 614,478	$ 1,184,742	$ 1,235,151
Rental income - tenant reimbursements	62,216	73,104	178,862	197,193
Total rental income	634,999	687,582	1,363,604	1,432,344
Expenses
Rental expenses	345,525	337,359	766,122	713,430
General and administrative expenses	579,616	584,763	1,150,366	1,570,615
Strategic alternative expenses	534,799	304,268	872,541	645,629
Depreciation	80,787	88,531	161,999	173,263
Impairment charges	200,000		200,000	0
Total	1,740,727	1,314,921	3,151,028	3,102,937
Other Income (Expense):
Interest income	22,092	70,248	45,924	128,629
Interest expense	(201,808)	38	(336,346)	(5,748)
Total	(179,716)	70,286	(290,422)	122,881
Net Loss from continued operations	(1,285,444)	(557,053)	(2,077,846)	(1,550,072)
Net Income from discontinued operations	135,176	112,316	255,920	222,558
Net Loss	(1,150,268)	(444,737)	(1,821,926)	(1,327,514)
Consolidation, Eliminations [Member]
Revenues
Other income	(1,384,710)		(2,656,033)
Total rental income	(1,384,710)		(2,656,033)
Expenses
Reimbursable expenses	(345,525)		(766,122)
Rental expenses	(10,951)		(23,939)
General and administrative expenses	(535,016)		(1,061,271)
Strategic alternative expenses	(493,218)		(804,701)
Total	(1,384,710)		(2,656,033)
Other Income (Expense):
Interest income	(70,579)		(120,123)
Interest expense	70,579		120,123
Parent Company [Member]
Revenues
Other income	1,384,710		2,656,033
Total rental income	1,384,710		2,656,033
Expenses
Reimbursable expenses	345,525		766,122
General and administrative expenses	579,616		1,150,366
Strategic alternative expenses	534,799		872,541
Total	1,459,940		2,789,029
Other Income (Expense):
Interest income	92,671		166,047
Interest expense	(201,808)		(336,346)
Total	(109,137)		(170,299)
Net Loss from continued operations	(184,367)		(303,295)
Net Income from discontinued operations	130,482		261,482
Net Loss	(53,885)		(41,813)
GSD LLC [Member]
Revenues
Rental income	572,783		1,184,742
Rental income - tenant reimbursements	62,216		178,862
Total rental income	634,999		1,363,604
Expenses
Rental expenses	356,476		790,061
General and administrative expenses	535,016		1,061,271
Strategic alternative expenses	493,218		804,701
Depreciation	80,787		161,999
Impairment charges	200,000		200,000
Total	1,665,497		3,018,032
Other Income (Expense):
Interest expense	(70,579)		(120,123)
Total	(70,579)		(120,123)
Net Loss from continued operations	(1,101,077)		(1,774,551)
Net Income from discontinued operations	4,694		(5,562)
Net Loss	(1,096,383)		(1,780,113)
Consolidated Entities [Member]
Revenues
Rental income	572,783		1,184,742
Rental income - tenant reimbursements	62,216		178,862
Other income	1,384,710		2,656,033
Total rental income	2,019,709		4,019,637
Expenses
Reimbursable expenses	345,525		766,122
Rental expenses	356,476		790,061
General and administrative expenses	1,114,632		2,211,637
Strategic alternative expenses	1,028,017		1,677,242
Depreciation	80,787		161,999
Impairment charges	200,000		200,000
Total	3,125,437		5,807,061
Other Income (Expense):
Interest income	92,671		166,047
Interest expense	(272,387)		(456,469)
Total	(179,716)		(290,422)
Net Loss from continued operations	(1,285,444)		(2,077,846)
Net Income from discontinued operations	135,176		255,920
Net Loss	$ (1,150,268)		$ (1,821,926)