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Revenue Recognition (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Disaggregation of Revenue [Line Items]
Investment and trust services fees	$ 5,669	$ 5,370	$ 4,969
Estate management services Fees recognition period	18 months
Asset Management Fees [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	$ 5,100	4,800
Estate Management Services Fees [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	314	243
Commisions [Member]
Disaggregation of Revenue [Line Items]
Investment and trust services fees	$ 282	$ 315

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- Definition

Estate Management Services Fees Recognition Period

+ References

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- Definition

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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- Definition

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=114873765&loc=SL114874048-224260

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