Note 7 - Subsequent Events (Details Textual) - USD ($)											9 Months Ended		24 Months Ended
	Apr. 24, 2015	Mar. 02, 2015	Nov. 19, 2014	Oct. 31, 2014	Aug. 08, 2014	Aug. 04, 2014	Jul. 14, 2014	May 28, 2014	Apr. 28, 2014	Mar. 20, 2014	Nov. 04, 2013	Nov. 05, 2012	Jan. 26, 2015	Oct. 14, 2014
Great Falls, Montana [Member] | Payables to Wells Fargo [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment										$ 157,000
Great Falls, Montana [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment				$ 232,000
South Daytona, Florida [Member] | Payables to Wells Fargo [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment								$ 916,000
Artesia, New Mexico [Member] | Payables to Wells Fargo [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment									$ 367,000
Kissimmee, Florida [Member] | Payables to Wells Fargo [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment							$ 449,000
Rexburg, Idaho [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment						$ 307,000
Ocala, Florida [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment					$ 279,000
Scottsdale, Arizona [Member] | Subsequent Event [Member]
Accounts Receivable, Net														$ 1,550,000
Vernal, Utah [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment			$ 203,000
Titusville, Florida [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment		$ 1,044,000
Plant City, Florida [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment	$ 669,000
Payables to Wells Fargo [Member] | Subsequent Event [Member]
Proceeds from Sale of Property, Plant, and Equipment													$ 5,800,000
Proceeds from Sale of Property, Plant, and Equipment											$ 3,074,000	$ 454,000