Note 13 - Income Taxes (Details Textual) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Effective Income Tax Rate Reconciliation, Percent	1.15%	(0.19%)
Other Current Liabilities [Member]
Payroll Related Credits COVID 19		$ 1.3
Domestic Tax Authority [Member]
Operating Loss Carryforwards	$ 222.2	216.4
State and Local Jurisdiction [Member]
Operating Loss Carryforwards	$ 128.1	$ 121.3