Income Taxes - Income Tax Provisions (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Note 10 - Income Taxes - Income Tax Provisions (Details)
Federal tax provision, current	$ 1,950	$ 1,326
Federal tax provision, deferred	(961)	617
Total federal tax provision	989	1,943
State and local tax provision, current	162	156
State and local tax provision, deferred	(1,357)	188
Total state and local tax (benefit) provision	(1,195)	344
Total income tax (benefit) provision	$ (206)	$ 2,287

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