XML 94 R61.htm IDEA: XBRL DOCUMENT v3.22.1
Note 11 - Earnings Per Share (Details Textual) - shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Restricted Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 149,636 128,299
Warrant [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) 1,015,000 515,000