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Portfolio Loans (Tables) - Portfolio loans, net | 9 Months Ended
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Sep. 30, 2016
Non-covered Loans [Line Items] |
Summary of Portfolio Loans by Category | Below is a summary of Portfolio loans by category at September 30, 2016 and December 31, 2015:
(in thousands) | September 30, 2016 |  | December 31, 2015
Commercial and industrial | $ | 1,598,815 |  |  | $ | 1,484,327 |
Real estate: |  |  |
Commercial - investor owned | 515,055 |  |  | 428,064 |
Commercial - owner occupied | 340,916 |  |  | 342,959 |
Construction and land development | 188,856 |  |  | 161,061 |
Residential | 233,960 |  |  | 196,498 |
Total real estate loans | 1,278,787 |  |  | 1,128,582 |
Consumer and other | 160,535 |  |  | 137,537 |
Portfolio loans | 3,038,137 |  |  | 2,750,446 |
Unearned loan fees, net | (432 | ) |  | 291 |
Portfolio loans, including unearned loan fees | $ | 3,037,705 |  |  | $ | 2,750,737 |
Summary of Allowance for Loan Losses and the Recorded Investment in Portfolio Loans by Class and Category Based on Impairment Method |
(in thousands) | Commercial and industrial |  | CRE - investor owned |  | CRE - owner occupied |  | Construction and land development |  | Residential real estate |  | Consumer and other |  | Total
Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at December 31, 2015 | $ | 22,056 |  |  | $ | 3,484 |  |  | $ | 2,969 |  |  | $ | 1,704 |  |  | $ | 1,796 |  |  | $ | 1,432 |  |  | $ | 33,441 |
Provision (provision reversal) for loan losses | 1,120 |  |  | (116 | ) |  | 80 |  |  | (65 | ) |  | 11 |  |  | (197 | ) |  | 833 |
Losses charged off | (68 | ) |  | — |  |  | — |  |  | — |  |  | — |  |  | (5 | ) |  | (73 | )
Recoveries | 53 |  |  | 7 |  |  | 68 |  |  | 6 |  |  | 34 |  |  | 4 |  |  | 172 |
Balance at March 31, 2016 | $ | 23,161 |  |  | $ | 3,375 |  |  | $ | 3,117 |  |  | $ | 1,645 |  |  | $ | 1,841 |  |  | $ | 1,234 |  |  | $ | 34,373 |
Provision (provision reversal) for loan losses | 302 |  |  | (27 | ) |  | (541 | ) |  | (434 | ) |  | (80 | ) |  | 1,496 |  |  | 716 |
Losses charged off | (157 | ) |  | — |  |  | — |  |  | — |  |  | — |  |  | (6 | ) |  | (163 | )
Recoveries | 502 |  |  | 8 |  |  | 15 |  |  | 8 |  |  | 36 |  |  | 3 |  |  | 572 |
Balance at June 30, 2016 | $ | 23,808 |  |  | $ | 3,356 |  |  | $ | 2,591 |  |  | $ | 1,219 |  |  | $ | 1,797 |  |  | $ | 2,727 |  |  | $ | 35,498 |
Provision (provision reversal) for loan losses | 3,575 |  |  | 10 |  |  | 94 |  |  | (730 | ) |  | 168 |  |  | (79 | ) |  | 3,038 |
Losses charged off | (2,044 | ) |  | — |  |  | — |  |  | — |  |  | (25 | ) |  | (4 | ) |  | (2,073 | )
Recoveries | 69 |  |  | 8 |  |  | 17 |  |  | 913 |  |  | 26 |  |  | 2 |  |  | 1,035 |
Balance at September 30, 2016 | $ | 25,408 |  |  | $ | 3,374 |  |  | $ | 2,702 |  |  | $ | 1,402 |  |  | $ | 1,966 |  |  | $ | 2,646 |  |  | $ | 37,498 |
(in thousands) | Commercial and industrial |  | CRE - investor owned |  | CRE - owner occupied |  | Construction and land development |  | Residential real estate |  | Consumer and other |  | Total
Balance September 30, 2016 |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for loan losses - Ending balance: |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 3,785 |  |  | $ | — |  |  | $ | — |  |  | $ | 158 |  |  | $ | 3 |  |  | $ | 1,855 |  |  | $ | 5,801 |
Collectively evaluated for impairment | 21,623 |  |  | 3,374 |  |  | 2,702 |  |  | 1,244 |  |  | 1,963 |  |  | 791 |  |  | 31,697 |
Total | $ | 25,408 |  |  | $ | 3,374 |  |  | $ | 2,702 |  |  | $ | 1,402 |  |  | $ | 1,966 |  |  | $ | 2,646 |  |  | $ | 37,498 |
Loans - Ending balance: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 13,414 |  |  | $ | 252 |  |  | $ | 1,666 |  |  | $ | 1,907 |  |  | $ | 124 |  |  | $ | 4,499 |  |  | $ | 21,862 |
Collectively evaluated for impairment | 1,585,401 |  |  | 514,803 |  |  | 339,250 |  |  | 186,949 |  |  | 233,836 |  |  | 155,604 |  |  | 3,015,843 |
Total | $ | 1,598,815 |  |  | $ | 515,055 |  |  | $ | 340,916 |  |  | $ | 188,856 |  |  | $ | 233,960 |  |  | $ | 160,103 |  |  | $ | 3,037,705 |
Balance December 31, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for loan losses - Ending balance: |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 1,953 |  |  | $ | — |  |  | $ | 6 |  |  | $ | 369 |  |  | $ | 7 |  |  | $ | — |  |  | $ | 2,335 |
Collectively evaluated for impairment | 20,103 |  |  | 3,484 |  |  | 2,963 |  |  | 1,335 |  |  | 1,789 |  |  | 1,432 |  |  | 31,106 |
Total | $ | 22,056 |  |  | $ | 3,484 |  |  | $ | 2,969 |  |  | $ | 1,704 |  |  | $ | 1,796 |  |  | $ | 1,432 |  |  | $ | 33,441 |
Loans - Ending balance: |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment | $ | 4,514 |  |  | $ | 921 |  |  | $ | 1,962 |  |  | $ | 2,800 |  |  | $ | 681 |  |  | $ | — |  |  | $ | 10,878 |
Collectively evaluated for impairment | 1,479,813 |  |  | 427,143 |  |  | 340,997 |  |  | 158,261 |  |  | 195,817 |  |  | 137,828 |  |  | 2,739,859 |
Total | $ | 1,484,327 |  |  | $ | 428,064 |  |  | $ | 342,959 |  |  | $ | 161,061 |  |  | $ | 196,498 |  |  | $ | 137,828 |  |  | $ | 2,750,737 |
Summary of Portfolio Loans Individually Evaluated for Impairment and Recorded Investment in Impaired Non-Covered Loans by Category |
| September 30, 2016
(in thousands) | Non-accrual |  | Restructured |  | Loans over 90 days past due and still accruing interest |  | Total
Commercial and industrial | $ | 10,959 |  |  | $ | 2,311 |  |  | $ | — |  |  | $ | 13,270 |
Real estate: |  |  |  |  |  |  |
Commercial - investor owned | 253 |  |  | — |  |  | — |  |  | 253 |
Commercial - owner occupied | — |  |  | — |  |  | — |  |  | — |
Construction and land development | 2,258 |  |  | 20 |  |  | — |  |  | 2,278 |
Residential | 129 |  |  | — |  |  | — |  |  | 129 |
Consumer and other | 4,508 |  |  | — |  |  | — |  |  | 4,508 |
Total | $ | 18,107 |  |  | $ | 2,331 |  |  | $ | — |  |  | $ | 20,438 |
| December 31, 2015
(in thousands) | Non-accrual |  | Restructured |  | Loans over 90 days past due and still accruing interest |  | Total
Commercial and industrial | $ | 4,406 |  |  | $ | 307 |  |  | $ | — |  |  | $ | 4,713 |
Real estate: |  |  |  |  |  |  |
Commercial - investor owned | 927 |  |  | — |  |  | — |  |  | 927 |
Commercial - owner occupied | 198 |  |  | — |  |  | — |  |  | 198 |
Construction and land development | 3,444 |  |  | — |  |  | — |  |  | 3,444 |
Residential | 705 |  |  | — |  |  | — |  |  | 705 |
Consumer and other | — |  |  | — |  |  | — |  |  | — |
Total | $ | 9,680 |  |  | $ | 307 |  |  | $ | — |  |  | $ | 9,987 |
| September 30, 2016
(in thousands) | Unpaid Contractual Principal Balance |  | Recorded Investment With No Allowance |  | Recorded Investment With Allowance |  | Total Recorded Investment |  | Related Allowance |  | Average Recorded Investment
Commercial and industrial | $ | 14,895 |  |  | $ | 136 |  |  | $ | 13,134 |  |  | $ | 13,270 |  |  | $ | 3,785 |  |  | $ | 15,666 |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |
Commercial - investor owned | 252 |  |  | 253 |  |  | — |  |  | 253 |  |  | — |  |  | 250 |
Commercial - owner occupied | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Construction and land development | 1,907 |  |  | 1,920 |  |  | 358 |  |  | 2,278 |  |  | 158 |  |  | 2,403 |
Residential | 149 |  |  | 65 |  |  | 64 |  |  | 129 |  |  | 3 |  |  | 652 |
Consumer and other | 4,499 |  |  | — |  |  | 4,508 |  |  | 4,508 |  |  | 1,855 |  |  | 4,598 |
Total | $ | 21,702 |  |  | $ | 2,374 |  |  | $ | 18,064 |  |  | $ | 20,438 |  |  | $ | 5,801 |  |  | $ | 23,569 |
| December 31, 2015
(in thousands) | Unpaid Contractual Principal Balance |  | Recorded Investment With No Allowance |  | Recorded Investment With Allowance |  | Total Recorded Investment |  | Related Allowance |  | Average Recorded Investment
Commercial and industrial | $ | 5,554 |  |  | $ | 509 |  |  | $ | 4,204 |  |  | $ | 4,713 |  |  | $ | 1,953 |  |  | $ | 6,970 |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |
Commercial - investor owned | 927 |  |  | 927 |  |  | — |  |  | 927 |  |  | — |  |  | 970 |
Commercial - owner occupied | 329 |  |  | 85 |  |  | 113 |  |  | 198 |  |  | 6 |  |  | 301 |
Construction and land development | 4,349 |  |  | 2,914 |  |  | 530 |  |  | 3,444 |  |  | 369 |  |  | 3,001 |
Residential | 705 |  |  | 637 |  |  | 68 |  |  | 705 |  |  | 7 |  |  | 682 |
Consumer and other | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total | $ | 11,864 |  |  | $ | 5,072 |  |  | $ | 4,915 |  |  | $ | 9,987 |  |  | $ | 2,335 |  |  | $ | 11,924 |
The following table presents details for past due and impaired loans:
| Three months ended September 30, |  | Nine months ended September 30,
(in thousands) | 2016 |  | 2015 |  | 2016 |  | 2015
Total interest income that would have been recognized under original terms | $ | 226 |  |  | $ | 369 |  |  | $ | 703 |  |  | $ | 913 |
Total cash received and recognized as interest income on non-accrual loans | 203 |  |  | 81 |  |  | 253 |  |  | 206 |
Total interest income recognized on impaired loans | 32 |  |  | 4 |  |  | 63 |  |  | 31 |
Summary of Recorded Investment by for Portfolio Loans Restructured | The recorded investment by category for the Portfolio loans that have been restructured during the three and nine months ended September 30, 2016 and 2015, is as follows:
| Three months ended September 30, 2016 |  | Three months ended September 30, 2015
(in thousands, except for number of loans) | Number of Loans |  | Pre-Modification Outstanding Recorded Balance |  | Post-Modification Outstanding Recorded Balance |  | Number of Loans |  | Pre-Modification Outstanding Recorded Balance |  | Post-Modification Outstanding Recorded Balance
Commercial and industrial | — |  |  | $ | — |  |  | $ | — |  |  | — |  |  | $ | — |  |  | $ | — |
Real estate: |  |  |  |  |  |  |  |  |  |  |
Commercial - investor owned | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Commercial - owner occupied | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Construction and land development | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Residential | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Consumer and other | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total | — |  |  | $ | — |  |  | $ | — |  |  | — |  |  | $ | — |  |  | $ | — |
| Nine months ended September 30, 2016 |  | Nine months ended September 30, 2015
(in thousands, except for number of loans) | Number of Loans |  | Pre-Modification Outstanding Recorded Balance |  | Post-Modification Outstanding Recorded Balance |  | Number of Loans |  | Pre-Modification Outstanding Recorded Balance |  | Post-Modification Outstanding Recorded Balance
Commercial and industrial | 2 |  |  | $ | 2,341 |  |  | $ | 2,341 |  |  | — |  |  | $ | — |  |  | $ | — |
Real estate: |  |  |  |  |  |  |  |  |  |  |
Commercial - investor owned | 1 |  |  | 248 |  |  | 248 |  |  | — |  |  | — |  |  | — |
Commercial - owner occupied | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Construction and land development | 1 |  |  | 20 |  |  | 20 |  |  | — |  |  | — |  |  | — |
Residential | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Consumer and other | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Total | 4 |  |  | $ | 2,609 |  |  | $ | 2,609 |  |  | — |  |  | $ | — |  |  | $ | — |
Summary of Recorded Investment by Category for Portfolio Loans Restructured and Subsequently Defaulted | The restructured loans resulted from deferral of principal and extending the term to maturity. As of September 30, 2016, the Company had $1.2 million specific reserves allocated to loans that have been restructured. There were no Portfolio loans restructured that subsequently defaulted during the three and nine months ended September 30, 2016 or 2015.
Summary of Aging of Recorded Investment in Past Due Portfolio Loans by Portfolio Class and Category | The aging of the recorded investment in past due Portfolio loans by portfolio class and category at September 30, 2016 and December 31, 2015 is shown below.
| September 30, 2016
(in thousands) | 30-89 Days Past Due |  | 90 or More Days Past Due |  | Total Past Due |  | Current |  | Total
Commercial and industrial | $ | — |  |  | $ | 364 |  |  | $ | 364 |  |  | $ | 1,598,451 |  |  | $ | 1,598,815 |
Real estate: |  |  |  |  |  |  |  |  |
Commercial - investor owned | 136 |  |  | — |  |  | 136 |  |  | 514,919 |  |  | 515,055 |
Commercial - owner occupied | 225 |  |  | — |  |  | 225 |  |  | 340,691 |  |  | 340,916 |
Construction and land development | — |  |  | 1,529 |  |  | 1,529 |  |  | 187,327 |  |  | 188,856 |
Residential | 73 |  |  | 60 |  |  | 133 |  |  | 233,827 |  |  | 233,960 |
Consumer and other | — |  |  | — |  |  | — |  |  | 160,103 |  |  | 160,103 |
Total | $ | 434 |  |  | $ | 1,953 |  |  | $ | 2,387 |  |  | $ | 3,035,318 |  |  | $ | 3,037,705 |
| December 31, 2015
(in thousands) | 30-89 Days Past Due |  | 90 or More Days Past Due |  | Total Past Due |  | Current |  | Total
Commercial and industrial | $ | 505 |  |  | $ | 888 |  |  | $ | 1,393 |  |  | $ | 1,482,934 |  |  | $ | 1,484,327 |
Real estate: |  |  |  |  |  |  |  |  |
Commercial - investor owned | 464 |  |  | — |  |  | 464 |  |  | 427,600 |  |  | 428,064 |
Commercial - owner occupied | 94 |  |  | 184 |  |  | 278 |  |  | 342,681 |  |  | 342,959 |
Construction and land development | 384 |  |  | 2,273 |  |  | 2,657 |  |  | 158,404 |  |  | 161,061 |
Residential | 70 |  |  | 681 |  |  | 751 |  |  | 195,747 |  |  | 196,498 |
Consumer and other | 20 |  |  | — |  |  | 20 |  |  | 137,808 |  |  | 137,828 |
Total | $ | 1,537 |  |  | $ | 4,026 |  |  | $ | 5,563 |  |  | $ | 2,745,174 |  |  | $ | 2,750,737 |
Summary of Recorded Investment by Risk Category of Portfolio Loans by Portfolio Class and Category | The recorded investment by risk category of the Portfolio loans by portfolio class and category at September 30, 2016, which is based upon the most recent analysis performed, and December 31, 2015 is as follows:
| September 30, 2016
(in thousands) | Pass (1-6) |  | Watch (7) |  | Substandard (8) |  | Doubtful (9) |  | Total
Commercial and industrial | $ | 1,457,729 |  |  | $ | 63,572 |  |  | $ | 77,514 |  |  | $ | — |  |  | $ | 1,598,815 |
Real estate: |  |  |  |  |  |  |  |  |
Commercial - investor owned | 501,228 |  |  | 9,549 |  |  | 4,278 |  |  | — |  |  | 515,055 |
Commercial - owner occupied | 311,427 |  |  | 25,369 |  |  | 4,120 |  |  | — |  |  | 340,916 |
Construction and land development | 179,515 |  |  | 6,050 |  |  | 3,291 |  |  | — |  |  | 188,856 |
Residential | 226,287 |  |  | 4,224 |  |  | 3,449 |  |  | — |  |  | 233,960 |
Consumer and other | 153,458 |  |  | 711 |  |  | 5,934 |  |  | — |  |  | 160,103 |
Total | $ | 2,829,644 |  |  | $ | 109,475 |  |  | $ | 98,586 |  |  | $ | — |  |  | $ | 3,037,705 |
| December 31, 2015
(in thousands) | Pass (1-6) |  | Watch (7) |  | Substandard (8) |  | Doubtful (9) |  | Total
Commercial and industrial | $ | 1,356,864 |  |  | $ | 90,370 |  |  | $ | 37,093 |  |  | $ | — |  |  | $ | 1,484,327 |
Real estate: |  |  |  |  |  |  |  |  |
Commercial - investor owned | 403,820 |  |  | 18,868 |  |  | 5,376 |  |  | — |  |  | 428,064 |
Commercial - owner occupied | 314,791 |  |  | 24,727 |  |  | 3,441 |  |  | — |  |  | 342,959 |
Construction and land development | 146,601 |  |  | 10,114 |  |  | 4,346 |  |  | — |  |  | 161,061 |
Residential | 188,269 |  |  | 5,138 |  |  | 3,091 |  |  | — |  |  | 196,498 |
Consumer and other | 131,060 |  |  | 721 |  |  | 6,047 |  |  | — |  |  | 137,828 |
Total | $ | 2,541,405 |  |  | $ | 149,938 |  |  | $ | 59,394 |  |  | $ | — |  |  | $ | 2,750,737 |

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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=32702940&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=49124121&loc=SL6953659-111524 + Details
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