Note 10 - Stock Incentive Plans (Details) (USD $)	1 Months Ended	6 Months Ended			6 Months Ended								6 Months Ended			12 Months Ended				6 Months Ended			6 Months Ended
	May 31, 2012	Jun. 30, 2014 Restricted Stock Units (RSUs) [Member] Equity Incentive Plan [Member]	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Restricted Stock Units (RSUs) [Member]	Jun. 30, 2014 Restricted Stock Units (RSUs) [Member] Minimum [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Restricted Stock Units (RSUs) [Member] Maximum [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Dividend Equivalent Rights Award [Member]	Jun. 30, 2013 Dividend Equivalent Rights Award [Member]	Jun. 30, 2014 Remaining Expense in 2014 [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Remaining Expense in 2015 [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Non Employee Directors [Member] Equity Incentive Plan [Member]	Dec. 31, 2013 Non Employee Directors [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Management [Member] Equity Incentive Plan [Member]	Jun. 30, 2013 Management [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Management [Member] Management 2011 Plan [Member]	Dec. 31, 2011 Equity Incentive Plan [Member]	May 22, 2012 Equity Incentive Plan [Member]	Jun. 30, 2014 Minimum [Member] Non Employee Directors [Member] Equity Incentive Plan [Member]	Dec. 31, 2013 Minimum [Member] Non Employee Directors [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Minimum [Member] Management [Member]	Jun. 30, 2014 Maximum [Member] Non Employee Directors [Member] Equity Incentive Plan [Member]	Dec. 31, 2013 Maximum [Member] Non Employee Directors [Member] Equity Incentive Plan [Member]	Jun. 30, 2014 Maximum [Member] Management [Member]
Note 10 - Stock Incentive Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in Shares)																5,900,000	1,050,000
Stockholders' Equity Note, Stock Split, Conversion Ratio	4
Share-based Compensation Arrangement by Share-based Payment Award, Description																10%
Restricted Stock Units Outstanding (in Shares)				123,667
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period					3 years	5 years							3 years		4 years
Allocated Share-based Compensation Expense		$ 259,930	$ 3,086,775				$ 0	$ 0					$ 308,430	$ 678,799
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized		257,110
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number (in Shares)							147,667				1,727,667	1,727,667
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price (in Dollars per share)																		$ 3.34	$ 3.34		$ 87.52	$ 87.52
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term																				5 years			10 years
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options									$ 123,881	$ 123,032