Stock-based Compensation Plans - Stock option activity (Details)
|
|
9 Months Ended |
|
Sep. 30, 2020
USD ($)
$ / shares
shares
|
Sep. 30, 2020
USD ($)
$ / shares
shares
|
| Weighted Average Exercise Price |
|
|
| Weighted Average Remaining Contractual Term, options vested and expected to vest |
3 years 1 month 6 days
|
3 years
|
| Stock options |
|
|
| Number of shares |
|
|
| Outstanding at beginning of year | shares |
|
93,488
|
| Granted | shares |
|
0
|
| Exercise | shares |
|
0
|
| Forfeited or expired | shares |
|
0
|
| Outstanding at end of period | shares |
93,488
|
93,488
|
| Vested and expected to vest | shares |
93,488
|
93,488
|
| Exercisable at end of period | shares |
23,429
|
23,429
|
| Weighted Average Exercise Price |
|
|
| Outstanding at beginning of year | $ / shares |
|
$ 13.17
|
| Granted | $ / shares |
|
0.00
|
| Exercise | $ / shares |
|
0.00
|
| Forfeited or expired | $ / shares |
|
0.00
|
| Outstanding at end of period | $ / shares |
$ 13.17
|
13.17
|
| Vested and expected to vest | $ / shares |
13.17
|
13.17
|
| Exercisable at end of period | $ / shares |
$ 12.65
|
$ 12.65
|
| Weighted Average Remaining Contractual Term |
|
9 years 1 month 6 days
|
| Weighted Average Remaining Contractual Term, options vested and expected to vest |
|
9 years 1 month 6 days
|
| Weighted Average Remaining Contractual Term, options exercisable |
|
8 years 7 months 6 days
|
| Outstanding shares, Aggregate Intrinsic Value | $ |
$ 15,000
|
$ 15,000
|
| Vested and expected to vest, Aggregate Intrinsic Value | $ |
15,000
|
15,000
|
| Exercisable at end of period Aggregate Intrinsic Value | $ |
$ 15,000
|
$ 15,000
|