XML 42 R28.htm IDEA: XBRL DOCUMENT
v3.21.1

Stock And Stock Options (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2020
Stock And Stock Options [Abstract] |
Schedule Of Stock Option Activity |
﻿ |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |
﻿ |  | 2020 |  | 2019
﻿ |  |  |  | Weighted |  |  |  | Weighted
﻿ |  |  |  | Average |  |  |  | Average
﻿ |  |  |  | Exercise |  |  |  | Exercise
﻿ |  | Shares |  | Price |  | Shares |  | Price
﻿Outstanding, beginning of year |  | 781 |  | $ | 26.16 |  | 1406 |  | $ | 38.16
﻿Granted |  | — |  | $ | — |  | — |  | $ | —
﻿Exercised |  | (52) |  | $ | 14.40 |  | — |  | $ | —
﻿Expired/cancelled |  | (625) |  | $ | 29.16 |  | (625) |  | $ | 53.16
﻿Outstanding, end of year |  | 104 |  | $ | 14.40 |  | 781 |  | $ | 26.16
﻿Exercisable, end of year |  | 104 |  | $ | 14.40 |  | 781 |  | $ | 26.16
﻿
Schedule Of Stock Options Outstanding And Exercisable |
﻿ |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |
Weighted Average Exercise Price |  | Options Outstanding (shares) |  | Weighted Average Remaining Contractual Life (years) |  | Options Exercisable (shares)
﻿$ | 14.40 |  | 104 |  | — |  | 104
﻿ |  |  | 104 |  |  |  | 104
﻿

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + 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 (d) -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 (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 3: 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) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding and exercisable options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + 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 (e) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAndExercisableTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration