Note 17 - Leases - Lease Cost (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018
Right-of-Use leases		$ 255
Short-term leases (1)	[1]	2,214	2,174
Total		$ 2,469	$ 2,174

[1] Short-term lease cost includes leases with a term of twelve months or less and leases with options for early cancellation.