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Shareholders Equity (Details 2) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Granted | (5,514) | (31,782)
Plan shares available for grant, ending | 97,648 | 93,731
Granted | 0 | 0
Plan options outstanding, ending | 19,122 | 30,498
Weighted average exercise price per share, ending | $ 13.23 | $ 14.69
Granted | $ 0.00 | $ 0.00
Stock options exercised, plan shares available for grant | 0 |
Stock options exercised, plan options outstanding | (1,973) |
Stock options exercised, weighted average exercise per share | $ 13.59 |
Stock options exercised, aggregate intrinsic value | $ 17,100 |
Stock Option Plan 2013 | Employee Stock Option [Member] |  |
Cancelled or forfeited | 292 | 2,241
Cancelled | $ 292 | $ 2,241
Cancelled or forfeited per share | $ 15.54 | $ 15.54
Stock Option Plan 2013 | Restricted Stock and Restricted Stock Units |  |
Cancelled or forfeited | 1,047 | 1,450
Cancelled | $ 0 | $ 0
Cancelled or forfeited per share | $ 12.39 | $ 13.34
Stock Option Plan 2018 | Employee Stock Option [Member] |  |
Cancelled or forfeited | 2,584 | 1,070
Cancelled | $ 2,584 | $ 1,070
Cancelled or forfeited per share | $ 13.36 | $ 13.65
Stock Option Plan 2018 | Restricted Stock and Restricted Stock Units |  |
Cancelled or forfeited | 5,508 | 3,091
Cancelled | $ 0 | $ 0
Cancelled or forfeited per share | $ 8.69 | $ 9.58
Stock Option Plan 2003 | Employee Stock Option [Member] |  |
Cancelled or forfeited | 0 | 0
Cancelled | $ 6,527 | $ 8,607
Cancelled or forfeited per share | $ 19.66 | $ 24.23

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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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