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Shareholders' Equity (Tables) | 12 Months Ended
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Dec. 31, 2018
Shareholders' Equity [Abstract] |
Schedule Of Stock Repurchase Activity |
﻿ |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  | Shares Repurchased
﻿Plan Date |  | Authorized |  | Expiration |  | 2018 |  | 2017
﻿10/12/2017 |  | 100,000 shares |  | 9/30/2018 |  | 2,605 |  | -
﻿12/20/2018 |  | 100,000 shares |  | 12/21/2019 |  | - |  | N/A
﻿

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- Definition Tabular disclosure of treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23309-112656 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23285-112656 + Details
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