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Goodwill and Other Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Sep. 30, 2019 | Aug. 31, 2018
Goodwill And Other Intangible Assets [Line Items] |  |  |
Goodwill | $ 7,400 | $ 7,435 | $ 7,435
Finite-Lived Intangible Assets, Net, Ending Balance |  | $ 1,499 |
Core Deposits [Member] |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |
Finite-Lived Intangible Asset, Useful Life | 7 years |  |
Finite-Lived Intangible Assets, Net, Ending Balance | $ 2,000 |  |
The Peoples Bank [Member] |  |  |
Goodwill And Other Intangible Assets [Line Items] |  |  |
Goodwill | $ 7,400 |  | $ 7,400

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- Definition Goodwill and other intangible assets. + References No definition available. + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Details
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