Common Stock, Stock Dividend Paid, Percentage

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Guarantee percentage of SBA Loan

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- Definition

Number of wholly-owned statutory trust subsidiaries

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Number of wholly-owned subsidiaries

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- Definition

Tax Cuts And Jobs Act Of 2017, Reclassification From AOCI To Retained Earnings, Tax Effect

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- Definition

Value for Real Estate Appraisal for Other Real Estate Owned or Substance Foreclosure

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- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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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.

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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- Definition

Represents the number of stores.

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- Definition

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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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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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Summary of Significant Accounting Policies (Details)	1 Months Ended	12 Months Ended
Summary of Significant Accounting Policies (Details)	Feb. 28, 2018 USD ($)	Dec. 31, 2017 USD ($) segment subsidiary office	Dec. 31, 2016 USD ($)	Sep. 30, 2016
Property, Plant and Equipment [Line Items]
Number of offices \| office		18
Number of wholly-owned subsidiaries \| subsidiary		9
Number of wholly-owned statutory trust subsidiaries \| subsidiary		2
Common stock, stock dividend, percentage				10.00%
Guarantee percentage of SBA Loan		90.00%
Number of reportable segments \| segment		1
Operating lease rental payments		$ 1,233,000
Retained earnings		31,117,000	$ 20,748,000
Goodwill		$ 1,500,000
Maximum
Property, Plant and Equipment [Line Items]
Fair value inputs, discount rate		10.00%
Maximum \| Building
Property, Plant and Equipment [Line Items]
PP&E useful life		30 years
Maximum \| Furniture, Fixtures and Equipment
Property, Plant and Equipment [Line Items]
PP&E useful life		10 years
Maximum \| Equipment
Property, Plant and Equipment [Line Items]
PP&E useful life		5 years
Minimum
Property, Plant and Equipment [Line Items]
Value for real estate appraisal for OREO or substance foreclosure		$ 100,000
Fair value inputs, discount rate		6.00%
Minimum \| Equipment
Property, Plant and Equipment [Line Items]
PP&E useful life		3 years
Subsequent Event
Property, Plant and Equipment [Line Items]
increase (decrease) in AOCI for reclassification to retained earnings of tax effect from remeasurement of deferred tax	$ (66,000)