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Shareholders' Equity (Schedule of Shares Authorized Under Equity Compensation Plans, By Exercise Price) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Number outstanding as of end of year	400,000	354,609
$1.86 - $1.86
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of exercise prices, minimum	$ 1.86
Range of exercise prices, maximum	$ 1.86
Number outstanding as of end of year	52,745
Options outstanding, weighted average remaining contractual life	5 years 8 months 8 days
Options outstanding, weighted average exercise price	$ 1.86
Number exercisable as of end of year	0
Options exerciseable, weighted average exercise price	$ 0
2.00 - 2.00
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of exercise prices, minimum	2.00
Range of exercise prices, maximum	$ 2.00
Number outstanding as of end of year	234,000
Options outstanding, weighted average remaining contractual life	3 years 10 months 6 days
Options outstanding, weighted average exercise price	$ 2.00
Number exercisable as of end of year	234,000
Options exerciseable, weighted average exercise price	$ 2.00
2.07- 6.05
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of exercise prices, minimum	2.07
Range of exercise prices, maximum	$ 6.05
Number outstanding as of end of year	113,255
Options outstanding, weighted average remaining contractual life	3 years 6 months 7 days
Options outstanding, weighted average exercise price	$ 3.25
Number exercisable as of end of year	55,016
Options exerciseable, weighted average exercise price	$ 4.42
$1.86 - $6.05
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]
Range of exercise prices, minimum	1.86
Range of exercise prices, maximum	$ 6.05
Number outstanding as of end of year	400,000
Options outstanding, weighted average remaining contractual life	4 years
Options outstanding, weighted average exercise price	$ 2.33
Number exercisable as of end of year	289,016
Options exerciseable, weighted average exercise price	$ 2.46

X

- 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)
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- Definition

Number of options outstanding, including both vested and non-vested options.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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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.

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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-Publisher FASB
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- Definition

The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

+ References

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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Publisher FASB
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- Definition

Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

+ References

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- Definition

The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.

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