Note 16 - Employee Benefit Plans (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Defined Contribution Plan, Employer Match, Employee Contribution, Level One	100.00%
Defined Contribution Plan, Employer Match, Level One	3.00%
Defined Contribution Plan, Employer Match, Employee Contribution, Level Two	50.00%
Defined Contribution Plan, Employer Match, Level Two	2.00%
Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage	100.00%
Defined Contribution Plan, Cost	$ 1,101	$ 1,002
Deferred Compensation Arrangement with Individual, Compensation Expense	56	3
Deferred Compensation Arrangement with Individual, Recorded Liability	$ 71	$ 15