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Benefit Plans - Stock Options Activity (Details) - $ / shares	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Shares
Outstanding at beginning of year (in shares)	2,623,120	2,914,829	2,927,031
Exercised (in shares)	(2,102,481)	(259,709)	(12,202)
Forfeited or expired (in shares)	0	(32,000)	0
Outstanding at end of year (in shares)	520,639	2,623,120	2,914,829
Exercisable at year-end (in shares)	520,639	2,623,120	2,914,829
Weighted Average Exercise Price
Outstanding at beginning of year (in USD per share)	$ 8	$ 8	$ 8
Exercised (in USD per share)	8	8	6
Forfeited or expired (in USD per share)	0	10	0
Outstanding at end of year (in USD per share)	8	8	8
Exercisable at year-end (in USD per share)	$ 8	$ 8	$ 8

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://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-Publisher FASB
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- Definition

The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

+ References

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- Definition

For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 718
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-Name Accounting Standards Codification
-Section 50
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- Definition

Weighted average price of options that were either forfeited or expired.

+ References

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- Definition

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

+ References

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Number of share options (or share units) exercised during the current period.

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