v3.8.0.1

Allowance for Loan Losses (Tables) | 12 Months Ended
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Dec. 31, 2017
Receivables [Abstract] |
Bank's Allowance for Loan Losses | The following is a rollforward of the Bank’s allowance for loan losses for the years ended December 31:
(dollars in thousands) |  | Beginning Balance |  |  | Provision for Loan Losses |  |  | Charge-offs |  |  | Recoveries |  |  | Ending Balance |
2017: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 6,669 |  |  | $ | 3,046 |  |  | $ | — |  |  | $ | — |  |  | $ | 9,715 |
Commercial properties |  |  | 2,983 |  |  |  | 1,416 |  |  |  | — |  |  |  | — |  |  |  | 4,399 |
Land and construction |  |  | 233 |  |  |  | 162 |  |  |  | — |  |  |  | — |  |  |  | 395 |
Commercial and industrial loans |  |  | 5,227 |  |  |  | (1,841 | ) |  |  | — |  |  |  | 238 |  |  |  | 3,624 |
Consumer loans |  |  | 288 |  |  |  | (21 | ) |  |  | — |  |  |  | — |  |  |  | 267 |
Total |  | $ | 15,400 |  |  | $ | 2,762 |  |  | $ | — |  |  | $ | 238 |  |  | $ | 18,400 |
2016: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 6,799 |  |  | $ | (130 | ) |  | $ | — |  |  | $ | — |  |  | $ | 6,669 |
Commercial properties |  |  | 1,813 |  |  |  | 1,051 |  |  |  | (50 | ) |  |  | 169 |  |  |  | 2,983 |
Land and construction |  |  | 103 |  |  |  | 130 |  |  |  | — |  |  |  | — |  |  |  | 233 |
Commercial and industrial loans |  |  | 1,649 |  |  |  | 3,578 |  |  |  | — |  |  |  | — |  |  |  | 5,227 |
Consumer loans |  |  | 236 |  |  |  | 52 |  |  |  | — |  |  |  | — |  |  |  | 288 |
Total |  | $ | 10,600 |  |  | $ | 4,681 |  |  | $ | (50 | ) |  | $ | 169 |  |  | $ | 15,400 |
2015: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 6,546 |  |  | $ | 253 |  |  | $ | — |  |  | $ | — |  |  | $ | 6,799 |
Commercial properties |  |  | 1,499 |  |  |  | 624 |  |  |  | (310 | ) |  |  | — |  |  |  | 1,813 |
Land and construction |  |  | 67 |  |  |  | 36 |  |  |  | — |  |  |  | — |  |  |  | 103 |
Commercial and industrial loans |  |  | 1,897 |  |  |  | 1,665 |  |  |  | (1,913 | ) |  |  | — |  |  |  | 1,649 |
Consumer loans |  |  | 141 |  |  |  | 95 |  |  |  | — |  |  |  | — |  |  |  | 236 |
Total |  | $ | 10,150 |  |  | $ | 2,673 |  |  | $ | (2,223 | ) |  | $ | — |  |  | $ | 10,600 |
Balance in Allowance for Loan Losses and Recorded Investment in Loans by Impairment | The following table presents the balance in the allowance for loan losses and the recorded investment in loans by impairment method as of December 31:
(dollars in thousands) |  | Allowance for Loan Losses |  |  | Unaccreted Credit Component Other Loans |
|  | Evaluated for Impairment |  |  | Purchased Impaired |  |  | Total |  |  |
|  | Individually |  |  | Collectively |  |  |  |  |  |  |
2017: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | — |  |  | $ | 9,715 |  |  | $ | — |  |  | $ | 9,715 |  |  | $ | 248 |
Commercial properties |  |  | — |  |  |  | 4,399 |  |  |  | — |  |  |  | 4,399 |  |  |  | 1,449 |
Land |  |  | — |  |  |  | 395 |  |  |  | — |  |  |  | 395 |  |  |  | 4 |
Commercial and industrial loans |  |  | 909 |  |  |  | 2,715 |  |  |  | — |  |  |  | 3,624 |  |  |  | 1,204 |
Consumer loans |  |  | — |  |  |  | 267 |  |  |  | — |  |  |  | 267 |  |  |  | 100 |
Total |  | $ | 909 |  |  | $ | 17,491 |  |  | $ | — |  |  | $ | 18,400 |  |  | $ | 3,005 |
Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | — |  |  | $ | 2,581,245 |  |  | $ | — |  |  | $ | 2,581,245 |  |  | $ | 26,605 |
Commercial properties |  |  | 4,037 |  |  |  | 691,632 |  |  |  | 1,079 |  |  |  | 696,748 |  |  |  | 168,057 |
Land |  |  | — |  |  |  | (837 | ) |  |  | 837 |  |  |  | 37,160 |  |  |  | 167 |
Commercial and industrial loans |  |  | 9,399 |  |  |  | 299,539 |  |  |  | 1,841 |  |  |  | 310,779 |  |  |  | 62,849 |
Consumer loans |  |  | — |  |  |  | 29,330 |  |  |  | — |  |  |  | 29,330 |  |  |  | 2,899 |
Total |  | $ | 13,436 |  |  | $ | 3,600,909 |  |  | $ | 3,757 |  |  | $ | 3,655,262 |  |  | $ | 260,577 |
2016: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | — |  |  | $ | 6,669 |  |  | $ | — |  |  | $ | 6,669 |  |  | $ | 128 |
Commercial properties |  |  | — |  |  |  | 2,983 |  |  |  | — |  |  |  | 2,983 |  |  |  | 136 |
Land |  |  | — |  |  |  | 233 |  |  |  | — |  |  |  | 233 |  |  |  | 2 |
Commercial and industrial loans |  |  | — |  |  |  | 5,227 |  |  |  | — |  |  |  | 5,227 |  |  |  | 147 |
Consumer loans |  |  | — |  |  |  | 288 |  |  |  | — |  |  |  | 288 |  |  |  | 19 |
Total |  | $ | — |  |  | $ | 15,400 |  |  | $ | — |  |  | $ | 15,400 |  |  | $ | 432 |
Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 6,093 |  |  | $ | 1,774,796 |  |  | $ | — |  |  | $ | 1,780,889 |  |  | $ | 12,373 |
Commercial properties |  |  | 2,148 |  |  |  | 474,634 |  |  |  | 177 |  |  |  | 476,959 |  |  |  | 24,796 |
Land |  |  | — |  |  |  | 24,100 |  |  |  | — |  |  |  | 24,100 |  |  |  | 437 |
Commercial and industrial loans |  |  | 753 |  |  |  | 233,992 |  |  |  | 3,196 |  |  |  | 237,941 |  |  |  | 20,165 |
Consumer loans |  |  | — |  |  |  | 32,127 |  |  |  | — |  |  |  | 32,127 |  |  |  | 1,266 |
Total |  | $ | 8,994 |  |  | $ | 2,539,649 |  |  | $ | 3,373 |  |  | $ | 2,552,016 |  |  | $ | 59,037 |
Risk Category of Loans by Class of Loans | Based on the most recent analysis performed, the risk category of loans by class of loans is as follows as of December 31:
(dollars in thousands) |  | Pass |  |  | Special Mention |  |  | Substandard |  |  | Impaired |  |  | Total |
2017: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 2,578,773 |  |  | $ | 192 |  |  | $ | 2,280 |  |  | $ | — |  |  | $ | 2,581,245 |
Commercial properties |  |  | 680,449 |  |  |  | 6,326 |  |  |  | 5,936 |  |  |  | 4,037 |  |  |  | 696,748 |
Land |  |  | 36,321 |  |  |  | — |  |  |  | 839 |  |  |  | — |  |  |  | 37,160 |
Commercial and industrial loans |  |  | 298,408 |  |  |  | 865 |  |  |  | 2,107 |  |  |  | 9,399 |  |  |  | 310,779 |
Consumer loans |  |  | 29,330 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 29,330 |
Total |  | $ | 3,623,281 |  |  | $ | 7,383 |  |  | $ | 11,162 |  |  | $ | 13,436 |  |  | $ | 3,655,262 |
2016: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 1,773,296 |  |  | $ | 1,500 |  |  | $ | — |  |  | $ | 6,093 |  |  | $ | 1,780,889 |
Commercial properties |  |  | 470,484 |  |  |  | 1,913 |  |  |  | 2,414 |  |  |  | 2,148 |  |  |  | 476,959 |
Land |  |  | 24,100 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 24,100 |
Commercial and industrial loans |  |  | 219,676 |  |  |  | 3,625 |  |  |  | 13,887 |  |  |  | 753 |  |  |  | 237,941 |
Consumer loans |  |  | 32,127 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 32,127 |
Total |  | $ | 2,519,683 |  |  | $ | 7,038 |  |  | $ | 16,301 |  |  | $ | 8,994 |  |  | $ | 2,552,016 |
Individual Evaluation of Impaired Loans and Related Allowance | Impaired loans evaluated individually and any related allowance is as follows as of December 31:
|  | With No Allowance Recorded |  |  | With an Allowance Recorded |
(dollars in thousands) |  | Unpaid Principal Balance |  |  | Recorded Investment |  |  | Unpaid Principal Balance |  |  | Recorded Investment |  |  | Related Allowance |
2017: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Commercial properties |  |  | 4,037 |  |  |  | 4,037 |  |  |  | — |  |  |  | — |  |  |  | — |
Commercial and industrial loans |  |  | 250 |  |  |  | 250 |  |  |  | 9,149 |  |  |  | 9,149 |  |  |  | 909 |
Consumer loans |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total |  | $ | 4,287 |  |  | $ | 4,287 |  |  | $ | 9,149 |  |  | $ | 9,149 |  |  | $ | 909 |
2016: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 6,093 |  |  | $ | 6,093 |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Commercial properties |  |  | 2,148 |  |  |  | 2,148 |  |  |  | — |  |  |  | — |  |  |  | — |
Commercial and industrial loans |  |  | 753 |  |  |  | 753 |  |  |  | — |  |  |  | — |  |  |  | — |
Consumer loans |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total |  | $ | 8,994 |  |  | $ | 8,994 |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Weighted Average Annualized Balance of Recorded Investment and Interest Income on Impaired Loans | The weighted average annualized average balance of the recorded investment for impaired loans, beginning from when the loan became impaired, and any interest income recorded on impaired loans after they became impaired is as follows for the years ending December 31:
|  | 2017 |  |  | 2016 |  |  | 2015 |
(dollars in thousands) |  | Average Recorded Investment |  |  | Interest Income after Impairment |  |  | Average Recorded Investment |  |  | Interest Income after Impairment |  |  | Average Recorded Investment |  |  | Interest Income after Impairment |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Residential properties |  | $ | 1,323 |  |  | $ | 20 |  |  | $ | 1,970 |  |  | $ | 14 |  |  | $ | 27 |  |  | $ | 2 |
Commercial properties |  |  | 2,403 |  |  |  | 50 |  |  |  | 2,252 |  |  |  | 17 |  |  |  | 6,487 |  |  |  | 281 |
Commercial and industrial loans |  |  | 5,503 |  |  |  | 5 |  |  |  | 1,673 |  |  |  | 20 |  |  |  | 7,850 |  |  |  | 394 |
Consumer loans |  |  | — |  |  |  | — |  |  |  | 4 |  |  |  | — |  |  |  | 105 |  |  |  | — |
Total |  | $ | 9,229 |  |  | $ | 75 |  |  | $ | 5,899 |  |  | $ | 51 |  |  | $ | 14,469 |  |  | $ | 677 |

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- Definition Weighted average investment and interest income on impaired loans. + References No definition available. + Details
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- Definition Tabular disclosure of financing receivables (examples of financing receivables include loans, trade accounts receivable and notes receivable) and activity in the allowance for credit losses account. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition Tabular disclosure of financing receivables by credit quality indicator. The credit quality indicator is a statistic about the credit quality of financing receivables. Examples include, but not limited to, consumer credit risk scores, credit-rating-agency ratings, an entity's internal credit risk grades, loan-to-value ratios, collateral, collection experience and other internal metrics. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 55 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=82894031&loc=SL6953803-111525 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 29 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953659-111524 + Details
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- Definition Tabular disclosure of impaired financing receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5212-111524 + Details
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