Note 1 - Basis of Presentation - Management Incentive Plan (Details)	May 12, 2022 USD ($)
Change of Control, Value Range $0-100 Million [Member]
MIP Pool Enhancement	0.00%
Change of control, Value Range $100-110 Million [Member]
MIP Pool Enhancement	50.00%
Accreted Amount	$ 5,000,000
Change of Control, Value Range $110-140 Million [Member]
MIP Pool Enhancement	5.00%
Accreted Amount	$ 1,500,000
Change of Control, Value Range $140-180 Million [Member]
MIP Pool Enhancement	10.00%
Accreted Amount	$ 4,000,000
Change of Control, Value Range Greater than $180 million [Member]
MIP Pool Enhancement	15.00%
Change of Control, Value Range Greater than $180 million [Member] | Maximum [Member]
Accreted Amount	$ 1,500,000
Director 1 [Member]
Allocation of MIP Value %	45.00%
Director 3 [Member]
Allocation of MIP Value %	9.50%
Director 2 [Member]
Allocation of MIP Value %	8.60%