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Shareholders' Equity (Employee Plan) (Details)	12 Months Ended
	Dec. 31, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares reserved for share-based compensation plans	6,700,000
Employee Plan [Member] | Employee Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares reserved for share-based compensation plans	1,000,000
Minimum percent of salary employees can invest	1.00%
Maximum percent of salary employees can invest	10.00%
Purchase prices percent of fair market value	95.00%
Number of shares issued under Plan	13,024

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Minimum Employee Subscription Rate

+ References

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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

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- Definition

The highest percentage of annual salary that an employee is permitted to utilize with respect to the 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
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- Definition

Number of shares authorized for issuance under share-based payment arrangement.

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-Publisher FASB
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-Topic 718
-SubTopic 10
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Number of shares issued under share-based payment arrangement.

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Purchase price of common stock expressed as a percentage of its fair value.

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