Note 13 - Employee Benefit Plans (Details Textual) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Deferred Compensation Liability, Classified, Noncurrent	$ 1,596
401(k) Plan [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	10.00%
Defined Contribution Plan Maximum Annual Employer Matching Contribution Per Emplyee Amount	$ 5
Defined Contribution Plan Employer Matching Contribution Vesting Period (Year)	4 years
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 389	$ 372
The Ambrell Plan [Member]
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	10.00%
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	100.00%
Defined Contribution Plan, Employer Matching Contribution, Percent of Match	50.00%
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount	$ 5
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 389	$ 372