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Investments (Tables)
6 Months Ended
Jun. 30, 2020
Schedule of Investments [Abstract]  
Schedule of Available-for-sale Securities

A summary of investment securities available-for-sale is as follows:

 

(Dollars in thousands)  As of June 30, 2020
       Gross   Gross     
   Amortized   unrealized   unrealized   Estimated 
   cost   gains   losses   fair value 
                 
U. S. treasury securities  $2,000   $55   $-   $2,055 
U. S. federal agency obligations   2,014    156    -    2,170 
Municipal obligations, tax exempt   136,895    5,892    (1)   142,786 
Municipal obligations, taxable   46,622    2,243    (26)   48,839 
Agency mortgage-backed securities   105,094    4,159    -    109,253 
Certificates of deposit   1,722    -    -    1,722 
Total  $294,347   $12,505   $(27)  $306,825 
                     
(Dollars in thousands)   As of December 31, 2019 
         Gross    Gross      
    Amortized    unrealized    unrealized    Estimated 
    cost    gains    losses    fair value 
                     
U. S. treasury securities  $2,300   $16   $-   $2,316 
U. S. federal agency obligations   4,015    91    -    4,106 
Municipal obligations, tax exempt   142,391    3,513    (42)   145,862 
Municipal obligations, taxable   45,541    1,293    (55)   46,779 
Agency mortgage-backed securities   159,908    2,353    (230)   162,031 
Certificates of deposit   1,904    -    -    1,904 
Total  $356,059   $7,266   $(327)  $362,998 
Schedule of Available for Sale Securities Continuous Unrealized Loss Position Fair Value

The tables above show that some of the securities in the available-for-sale investment portfolio had unrealized losses, or were temporarily impaired, as of June 30, 2020 and December 31, 2019. This temporary impairment represents the estimated amount of loss that would be realized if the securities were sold on the valuation date. Securities which were temporarily impaired are shown below, along with the length of time in a continuous unrealized loss position.

 

(Dollars in thousands)      As of June 30, 2020 
       Less than 12 months   12 months or longer   Total 
   No. of   Fair   Unrealized   Fair   Unrealized   Fair   Unrealized 
   securities   value   losses   value   losses   value   losses 
Municipal obligations, tax exempt   2   $1,032   $(1)  $-   $-   $1,032   $(1)
Municipal obligations, taxable   3    1,742    (26)   -    -    1,742    (26)
Total   5   $2,774   $(27)  $-   $-   $2,774   $(27)
                                    
(Dollars in thousands)        As of December 31, 2019 
         Less than 12 months    12 months or longer    Total 
    No. of    Fair    Unrealized    Fair    Unrealized    Fair    Unrealized 
    securities    value    losses    value    losses    value    losses 
Municipal obligations, tax exempt   23   $5,676   $(16)  $3,473   $(26)  $9,149   $(42)
Municipal obligations, taxable   4    2,563    (55)   -    -    2,563    (55)
Agency mortgage-backed securities   21    15,735    (43)   17,137    (187)   32,872    (230)
Total   48   $23,974   $(114)  $20,610   $(213)  $44,584   $(327)
Schedule of Investments Classified by Contractual Maturity Date

The table below sets forth amortized cost and fair value of investment securities at June 30, 2020. The table includes scheduled principal payments and estimated prepayments, based on observable market inputs, for agency mortgage-backed securities. Actual maturities will differ from contractual maturities because borrowers have the right to prepay obligations with or without prepayment penalties.

 

(Dollars in thousands)  Amortized   Estimated 
   cost   fair value 
Due in less than one year  $8,398   $8,435 
Due after one year but within five years   143,506    148,821 
Due after five years but within ten years   72,143    75,788 
Due after ten years   70,300    73,781 
Total  $294,347   $306,825 
Schedule of Realized Gain (loss)

Sales proceeds and gross realized gains and losses on sales of available-for-sale securities were as follows:

 

             
(Dollars in thousands)  Three months ended June 30,   Six months ended June 30, 
   2020   2019   2020   2019 
                 
Sales proceeds  $-   $9,491   $44,508   $9,491 
                     
Realized gains  $-   $2   $1,772   $2 
Realized losses   -    (148)   (2)   (148)
Net realized losses  $-   $(146)  $1,770   $(146)

 

Securities with carrying values of $291.2 million and $240.0 million were pledged to secure public funds on deposit, repurchase agreements and as collateral for borrowings at June 30, 2020 and December 31, 2019, respectively. Except for U.S. federal agency obligations, no investment in a single issuer exceeded 10% of consolidated stockholders’ equity.