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Commitments and Contingent Liabilities (Tables)
12 Months Ended
Dec. 31, 2019
Commitments And Contingent Liabilities [Abstract]  
Off-Balance Sheet Risks

2019

2018

(in thousands)

Fixed
Rate

Variable
Rate

Fixed
Rate

Variable
Rate

Commitments to extend credit

$

23,914

$

163,898

$

31,496

$

204,072

Standby letters of credit

3,704

3,670