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Loans and Allowance for Loan Losses - Loans By Credit Quality Indicators (Details) - USD ($)
$ in Thousands

Sep. 30, 2020

Dec. 31, 2019

Sep. 30, 2019

Financing Receivable Recorded Investment [Line Items]

Loans

$ 639,030

$ 556,053

As a percentage of total loans

100.00%

100.00%

Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 35,472

Secured By Multi family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

49,197

Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

183,754

Secured by 1-4 Family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

95,147

Direct Consumer [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

30,048

Branch Retail [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

33,145

Indirect Sales [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

125,369

Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

35,472

$ 30,820

Real Estate [Member] | Secured By Multi family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

49,197

50,910

Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

183,754

162,981

Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

95,147

104,537

Commercial and Industrial Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

^[1]

86,898

90,957

Consumer Portfolio Segment [Member] | Direct Consumer [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

30,048

38,040

Consumer Portfolio Segment [Member] | Branch Retail [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

33,145

32,305

Consumer Portfolio Segment [Member] | Indirect Sales [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

^[2]

125,369

45,503

FUSB [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

579,175

442,455

$ 555,338

FUSB [Member] | Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

28,190

FUSB [Member] | Secured By Multi family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

46,843

FUSB [Member] | Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

164,941

FUSB [Member] | Secured by 1-4 Family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

109,336

FUSB [Member] | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

35,472

30,820

FUSB [Member] | Real Estate [Member] | Secured By Multi family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

49,197

50,910

FUSB [Member] | Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

183,754

162,981

FUSB [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

91,208

98,971

FUSB [Member] | Commercial and Industrial Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

86,898

^[1]

90,957

^[1]

90,470

FUSB [Member] | Consumer Portfolio Segment [Member] | Direct Consumer [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

7,277

7,816

37,477

FUSB [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

30,008

FUSB [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

125,369

^[2]

$ 48,073

FUSB [Member] | Pass

Financing Receivable Recorded Investment [Line Items]

Loans

$ 338,922

$ 327,557

As a percentage of total loans

95.38%

97.58%

FUSB [Member] | Pass | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 33,133

$ 30,466

FUSB [Member] | Pass | Real Estate [Member] | Secured By Multi family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

49,197

50,910

FUSB [Member] | Pass | Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

171,774

157,718

FUSB [Member] | Pass | Commercial and Industrial Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

84,818

88,463

FUSB [Member] | Special Mention

Financing Receivable Recorded Investment [Line Items]

Loans

$ 14,168

$ 4,029

As a percentage of total loans

3.99%

1.20%

FUSB [Member] | Special Mention | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 2,334

$ 354

FUSB [Member] | Special Mention | Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

10,196

2,961

FUSB [Member] | Special Mention | Commercial and Industrial Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

1,638

714

FUSB [Member] | Substandard [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 2,231

$ 4,082

As a percentage of total loans

0.63%

1.22%

FUSB [Member] | Substandard [Member] | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 5

FUSB [Member] | Substandard [Member] | Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

1,784

$ 2,302

FUSB [Member] | Substandard [Member] | Commercial and Industrial Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

442

1,780

FUSB [Member] | Pass And Criticized [Member}

Financing Receivable Recorded Investment [Line Items]

Loans

$ 355,321

$ 335,668

As a percentage of total loans

100.00%

100.00%

FUSB [Member] | Pass And Criticized [Member} | Real Estate [Member] | Construction, Land Development and Other Land Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 35,472

$ 30,820

FUSB [Member] | Pass And Criticized [Member} | Real Estate [Member] | Secured By Multi family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

49,197

50,910

FUSB [Member] | Pass And Criticized [Member} | Real Estate [Member] | Secured By Non-farm Non residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

183,754

162,981

FUSB [Member] | Pass And Criticized [Member} | Commercial and Industrial Loans [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

86,898

90,957

ALC [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

59,855

113,598

ALC [Member] | Performing Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

$ 281,361

$ 217,177

As a percentage of total loans

99.17%

98.54%

ALC [Member] | Nonperforming Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

$ 2,348

$ 3,208

As a percentage of total loans

0.83%

1.46%

ALC [Member] | Performing And Non Performing [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 283,709

$ 220,385

As a percentage of total loans

100.00%

100.00%

ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 3,939

$ 5,566

ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Performing Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

93,150

102,176

ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Nonperforming Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

1,997

2,361

ALC [Member] | Real Estate [Member] | Secured by 1-4 Family Residential Properties [Member] | Performing And Non Performing [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

95,147

104,537

ALC [Member] | Consumer Portfolio Segment [Member] | Direct Consumer [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

22,771

30,224

ALC [Member] | Consumer Portfolio Segment [Member] | Direct Consumer [Member] | Performing Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

29,850

37,474

ALC [Member] | Consumer Portfolio Segment [Member] | Direct Consumer [Member] | Nonperforming Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

198

566

ALC [Member] | Consumer Portfolio Segment [Member] | Direct Consumer [Member] | Performing And Non Performing [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

30,048

38,040

ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

33,145

32,305

ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] | Performing Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

32,992

32,024

ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] | Nonperforming Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

153

281

ALC [Member] | Consumer Portfolio Segment [Member] | Branch Retail [Member] | Performing And Non Performing [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

33,145

32,305

ALC [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

^[2]

45,503

ALC [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member] | Performing Financial Instruments

Financing Receivable Recorded Investment [Line Items]

Loans

125,369

45,503

ALC [Member] | Consumer Portfolio Segment [Member] | Indirect Sales [Member] | Performing And Non Performing [Member]

Financing Receivable Recorded Investment [Line Items]

Loans

$ 125,369

$ 45,503

[1]	Includes equipment financing leases.
[2]	Effective January 1, 2020, the Company transferred a total of $45.5 million of its indirect sales portfolio from ALC to the Bank.

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522

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