Note 10 - Property and Equipment (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment, Gross, Ending Balance	$ 132,811	$ 119,456
Depreciation, Total	3,700	4,400
Land [Member]
Property, Plant and Equipment, Gross, Ending Balance	25,623	21,120
Tenant Improvement [Member]
Property, Plant and Equipment, Gross, Ending Balance	92,047
Building [Member]
Property, Plant and Equipment, Gross, Ending Balance	11,805	$ 580
RoeCo Lafayette, LLC [Member] | Land [Member]
Property, Plant and Equipment, Gross, Ending Balance	4,500
RoeCo Lafayette, LLC [Member] | Tenant Improvement [Member]
Property, Plant and Equipment, Gross, Ending Balance	700
RoeCo Lafayette, LLC [Member] | Building [Member]
Property, Plant and Equipment, Gross, Ending Balance	$ 11,200