Bank Deposits (Scheduled Maturities of Certificates of Deposit) (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Deposits Liabilities, Balance Sheet, Reported Amounts [Abstract]
Within one year	$ 11	$ 11
One to three years	5	5
Certificates of deposit, less than $100,000	16	16
Within one year	6,884	6,884
Certificates of deposit, $100,000 and greater	6,884	6,884
Total certificates of deposit	$ 6,900	$ 6,900

Time deposit maturities, less than one hundred thousand, next rolling twelve months.

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- Definition

Time deposit maturities, less than one hundred thousand, rolling years one to three.

+ References

No definition available.

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- Definition

Time deposit maturities, one hundred thousand or more, next rolling twelve months.

+ References

No definition available.

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- Definition

Amount of time deposit liabilities, including certificates of deposit.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=116652737&loc=d3e64164-112818

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.12)
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

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Amount of time deposit liabilities, including certificates of deposit, in denominations of $100,000 or more.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher SEC
-Name Industry Guide
-Number 3
-Section V
-Paragraph D-E

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Amount of time deposit liabilities, including certificates of deposit, in denominations of less than $100,000.

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-Publisher SEC
-Name Industry Guide
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