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Revenue Recognition (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Line Items]
Investment and trust services fees	$ 1,740	$ 1,433	$ 5,282	$ 4,469
Estate management services Fees recognition period			18 months
Asset Management Fees [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	1,600	1,300	$ 4,900	4,200
Estate Management Services Fees [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	130	45	313	118
Commisions [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	$ 34	$ 39	$ 118	$ 162

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- Definition

Estate Management Services Fees Recognition Period

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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.

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Includes (1) underwriting revenue (the spread between the resale price received and the cost of the securities and related expenses) generated through the purchasing, distributing and reselling of new issues of securities (alternatively, could be a secondary offering of a large block of previously issued securities); and (2) fees earned for mergers, acquisitions, divestitures, restructurings, and other types of financial advisory services.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.13(b),(d))
-URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260

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