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Investments (Other Revenue) (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]
Realized gains	$ 73	$ 1	$ 41
Realized losses	(190)	(363)	(212)
Net realized gains (losses)	(117)	(362)	(171)
Income tax expense from gains (losses)	(25)	(76)	(36)
Interest income – trading	640	414	716
Dividend income	61	90	35
Gain (Loss) on Investments	1,425	(2,131)	923
Unrealized gains/(losses)	$ 839	$ (2,136)	$ (1,845)

X

- Definition

Amount of realized and unrealized gain (loss) on investment.

+ References

Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.7(c),9(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

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Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of operating dividend and interest income, including amortization and accretion of premiums and discounts, on trading securities and other forms of securities that provide ownership interests.

+ References

No definition available.

+ Details

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- Definition

Amount of dividend income on nonoperating securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.7(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2

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- References

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- Definition

This item represents the gain realized during the period from the sale of trading securities.

+ References

No definition available.

+ Details

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- Definition

Amount of gain (loss) realized from securities classified as trading.

+ References

No definition available.

+ Details

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- Definition

This item represents the loss realized during the period from the sale of trading securities.

+ References

No definition available.

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- Definition

Amount of unrealized holding gain (loss) recognized in the income statement for investments in debt and equity securities and other forms of securities that provide ownership interests classified as trading.

+ References

No definition available.

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- Definition

Income tax benefit expense on securities transactions.

+ References

No definition available.

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