Note 20 - Shareholder's Equity - Warrants (Details)	Dec. 31, 2021 $ / shares shares
Remaining contractual term (Year)	1 year 8 months 15 days
Number outstanding (in shares)	4,573,765
Expire Date1 [Member]
Exercise price (in dollars per share) | $ / shares	$ 5.00
Remaining contractual term (Year)	1 year 8 months 15 days
Number outstanding (in shares)	2,930,790
Expire Date 2 [Member]
Exercise price (in dollars per share) | $ / shares	$ 5.00
Remaining contractual term (Year)	1 year 8 months 15 days
Number outstanding (in shares)	1,642,975