XML 54 R42.htm IDEA: XBRL DOCUMENT v3.8.0.1
Loans - Summary of Loan Classes and an Aging of Past Due Loans (Detail) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Sep. 30, 2016
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due $ 2,859 $ 3,025  
Current 511,848 483,042  
Total Loans 514,707 486,067 $ 470,834
Non-accrual Loans 2,121 1,520  
90 Days or More Past Due and Accruing 89 116  
30-59 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 1,449 1,356  
60-89 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 942 1,227  
90 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 468 442  
Real estate loans | Construction and land development      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 540 40  
Current 36,642 34,659  
Total Loans 37,182 34,699 34,518
Non-accrual Loans 1,081 1,033  
90 Days or More Past Due and Accruing 0 0  
Real estate loans | Secured by 1-4 family residential      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 1,029 1,560  
Current 202,867 197,203  
Total Loans 203,896 198,763 196,492
Non-accrual Loans 610 413  
90 Days or More Past Due and Accruing 51 84  
Real estate loans | Other real estate loans      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 1,149 1,022  
Current 221,005 210,188  
Total Loans 222,154 211,210 202,843
Non-accrual Loans 430 74  
90 Days or More Past Due and Accruing 0 0  
Real estate loans | 30-59 Days Past Due | Construction and land development      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 345 0  
Real estate loans | 30-59 Days Past Due | Secured by 1-4 family residential      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 468 980  
Real estate loans | 30-59 Days Past Due | Other real estate loans      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 562 321  
Real estate loans | 60-89 Days Past Due | Construction and land development      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 195 40  
Real estate loans | 60-89 Days Past Due | Secured by 1-4 family residential      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 131 170  
Real estate loans | 60-89 Days Past Due | Other real estate loans      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 587 701  
Real estate loans | 90 Days Past Due | Construction and land development      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 0 0  
Real estate loans | 90 Days Past Due | Secured by 1-4 family residential      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 430 410  
Real estate loans | 90 Days Past Due | Other real estate loans      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 0 0  
Commercial and industrial loans      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 64 377  
Current 34,383 29,604  
Total Loans 34,447 29,981 25,851
Non-accrual Loans 0 0  
90 Days or More Past Due and Accruing 35 32  
Commercial and industrial loans | 30-59 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 0 36  
Commercial and industrial loans | 60-89 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 29 309  
Commercial and industrial loans | 90 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 35 32  
Consumer and other loans      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 77 26  
Current 16,951 11,388  
Total Loans 17,028 11,414 $ 11,130
Non-accrual Loans 0 0  
90 Days or More Past Due and Accruing 3 0  
Consumer and other loans | 30-59 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 74 19  
Consumer and other loans | 60-89 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due 0 7  
Consumer and other loans | 90 Days Past Due      
Financing Receivable, Recorded Investment, Past Due [Line Items]      
Total Past Due $ 3 $ 0