Note 16 - Benefit Plans (Details) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Note 16 - Benefit Plans (Details) [Line Items]
Defined Contribution Plan Employer Matching Contribution Rate Per Dollar			$ 0.25			$ 0.10
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay				6.00%	6.00%
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 36,000	$ 15,000	68,000	$ 27,000
Defined Benefit Plan, Contributions by Employer			800,000
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year			800,000
Other Assets [Member]
Note 16 - Benefit Plans (Details) [Line Items]
Assets in the Benefit Equalization Plan	65,000		65,000		$ 65,000		$ 40,000
Other Liabilities [Member]
Note 16 - Benefit Plans (Details) [Line Items]
Liabilities in the Benefit Equalization Plan	65,000		65,000		65,000		40,000
Defined Benefit Pension Plan, Liabilities	$ 2,500,000		$ 2,500,000		$ 2,500,000		$ 3,000,000