Acquisitions (Details) $ in Millions	Apr. 20, 2018 USD ($) item	Sep. 30, 2020 USD ($)
Business Acquisition [Line Items]
Goodwill		$ 18.6
Deposits	$ 248.5
Assets acquired:
Loans	227.6
Goodwill and core deposit intangible	10.2
Deferred tax assets, net	$ 3.5
GCFC/ABC Bank
Business Acquisition [Line Items]
Number of bank branches operated \| item	4
Acquisition price	$ 41.1
Subordinated debentures retired	6.6
Goodwill	10.2
Core deposit intangible	3.1
Valuation adjustment, fixed assets	1.5
Valuation adjustment, loan valuation mark	11.2
Loans payable	$ 23.4

Amount of goodwill and core deposit intangible at acquisition date.

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Number of bank branches operated.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of long-term debt due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of deferred tax asset attributable to deductible temporary differences and carryforwards acquired at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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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.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of subordinated debt (with initial maturities beyond one year or beyond the operating cycle if longer). Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets.

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