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Stock-Based Compensation (SAR Activity) (Details) - Stock Appreciation Rights (SARs) [Member] - $ / shares | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Outstanding at the beginning of the year | 853,967 |
Granted | 1,735,500 | 1,164,464
Exercised | (42,652) |
Forfeited or expired | (383,476) | (310,497)
Outstanding at the end of the year | 2,163,339 | 853,967
Options Outstanding, Exercisable at the end of the year (shares) | 192,387 |
Weighted-Average Grant Date Fair Value, Nonvested at the beginning of the year (per share) | $ 1.69 |
Weighted Average Grant Date Fair Value, Granted (per share) | 2.38 | $ 1.68
Weighted Average Grant Date Fair Value, Exercised (per share) | 1.64 |
Weighted Average Grant Date Fair Value, Forfeited or expired (per share) | 1.92 | 1.64
Weighted-Average Grant Date Fair Value, Nonvested at the end of the year (per share) | 2.20 | $ 1.69
Weighted-Average Exercise Price, Exercisable at the end of the year (per share) | $ 1.71 |

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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Other Than Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price + References No definition available. + Details
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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Other Than Options, Outstanding, Weighted Average Exercise Price + References No definition available. + Details
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- Definition Share-based Compensation Arrangements by Share-based Payment Award, Other Than Options, Grants in Period, Weighted Average Exercise Price + References No definition available. + Details
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- Definition Share based compensations arrangements by share based payment award other than option exercised in period weighted average exercise price. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Number of non-option equity instruments exercised by participants. + 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)(iv)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Number of shares under non-option equity instrument agreements that were either cancelled or expired. + 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)(iv)(3)-(4) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the 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)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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