Note 1 - Nature of Operations and Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant and Equipment	12 Months Ended
	Dec. 31, 2015
Minimum [Member] | Building and Building Improvements [Member]
Note 1 - Nature of Operations and Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant and Equipment [Line Items]
Property, plant, and equipment, useful life	35 years
Minimum [Member] | Furniture and Fixtures and Vehicles [Member]
Note 1 - Nature of Operations and Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant and Equipment [Line Items]
Property, plant, and equipment, useful life	3 years
Maximum [Member] | Building and Building Improvements [Member]
Note 1 - Nature of Operations and Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant and Equipment [Line Items]
Property, plant, and equipment, useful life	40 years
Maximum [Member] | Furniture and Fixtures and Vehicles [Member]
Note 1 - Nature of Operations and Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Property, Plant and Equipment [Line Items]
Property, plant, and equipment, useful life	10 years