Annual report pursuant to Section 13 and 15(d)

Note 13 - Employee and Director Benefits - Exercisable Options Activity (Details)

v3.19.3.a.u2
Note 13 - Employee and Director Benefits - Exercisable Options Activity (Details)
 12 Months Ended
Dec. 31, 2019
USD ($)
$ / shares
shares
Shares, exercisable (in shares) | shares 278,500
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 8.28
Weighted Average Remaining Contractual Term, exercisable (Year) 3 years
Aggregate Intrinsic Value, exercisable | $ $ 8,355,000
Exercise Price Range 1 [Member]  
Shares, exercisable (in shares) | shares 5,500
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 4.17
Weighted Average Remaining Contractual Term, exercisable (Year) 1 year
Aggregate Intrinsic Value, exercisable | $ $ 199,000
Exercise Price Range 2 [Member]  
Shares, exercisable (in shares) | shares 79,500
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 5.00
Weighted Average Remaining Contractual Term, exercisable (Year) 2 years 1 month 6 days
Aggregate Intrinsic Value, exercisable | $ $ 3,022,000
Exercise Price Range 3 [Member]  
Shares, exercisable (in shares) | shares 80,000
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 5.50
Weighted Average Remaining Contractual Term, exercisable (Year) 2 years 2 months 12 days
Aggregate Intrinsic Value, exercisable | $ $ 2,362,000
Exercise Price Range 4 [Member]  
Shares, exercisable (in shares) | shares 37,500
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 6.92
Weighted Average Remaining Contractual Term, exercisable (Year) 4 years
Aggregate Intrinsic Value, exercisable | $ $ 1,154,000
Exercise Price Range 5 [Member]  
Shares, exercisable (in shares) | shares 50,000
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 15.25
Weighted Average Remaining Contractual Term, exercisable (Year) 5 years
Aggregate Intrinsic Value, exercisable | $ $ 1,121
Exercise Price Range 6 [Member]  
Shares, exercisable (in shares) | shares 26,000
Weighted Average Exercise Price, exercisable (in dollars per share) | $ / shares $ 18.57
Weighted Average Remaining Contractual Term, exercisable (Year) 3 years 6 months
Aggregate Intrinsic Value, exercisable | $ $ 497,000