Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets	12 Months Ended
	Dec. 31, 2015
Minimum [Member] | Building [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets [Line Items]
Assets, estimated useful life	15 years
Minimum [Member] | Building Improvements [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets [Line Items]
Assets, estimated useful life	5 years
Minimum [Member] | Furniture Fixtures and Equipment [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets [Line Items]
Assets, estimated useful life	3 years
Minimum [Member] | Leasehold Improvements [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets [Line Items]
Leasehold improvements	Shorter of useful lives or the terms of the leases
Maximum [Member] | Building [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets [Line Items]
Assets, estimated useful life	45 years
Maximum [Member] | Building Improvements [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets [Line Items]
Assets, estimated useful life	20 years
Maximum [Member] | Furniture Fixtures and Equipment [Member]
Note 1 - Summary of Significant Accounting Policies (Details) - Estimated Useful Lives of Assets [Line Items]
Assets, estimated useful life	25 years