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LOANS AND ALLOWANCE FOR LOAN LOSSES (Tables) | 3 Months Ended
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Mar. 31, 2014
Receivables [Abstract] |
Schedule of Loans Outstanding by Category | The following is a schedule of loans outstanding by category:
|  | March 31, 2014 |  |  | December 31, 2013 |  |  | March 31, 2013 |
|  | Amount |  |  | Percent |  |  | Amount |  |  | Percent |  |  | Amount |  |  | Percent |
|  | (Dollars in thousands) |
Commercial and industrial |  | $ | 676,084 |  |  |  | 19.09 | % |  | $ | 605,672 |  |  |  | 17.88 | % |  | $ | 518,438 |  |  |  | 16.10 | %
Oil & gas production & equipment |  |  | 99,382 |  |  |  | 2.80 |  |  |  | 96,907 |  |  |  | 2.86 |  |  |  | 154,392 |  |  |  | 4.79 |
Agriculture |  |  | 109,570 |  |  |  | 3.09 |  |  |  | 111,323 |  |  |  | 3.29 |  |  |  | 96,094 |  |  |  | 2.98 |
State and political subdivisions: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Taxable |  |  | 9,824 |  |  |  | 0.28 |  |  |  | 10,217 |  |  |  | 0.30 |  |  |  | 9,272 |  |  |  | 0.29 |
Tax-exempt |  |  | 11,219 |  |  |  | 0.32 |  |  |  | 11,073 |  |  |  | 0.33 |  |  |  | 13,034 |  |  |  | 0.41 |
Real estate: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction |  |  | 299,238 |  |  |  | 8.45 |  |  |  | 284,808 |  |  |  | 8.41 |  |  |  | 231,770 |  |  |  | 7.20 |
Farmland |  |  | 141,059 |  |  |  | 3.98 |  |  |  | 132,512 |  |  |  | 3.91 |  |  |  | 124,347 |  |  |  | 3.86 |
One to four family residences |  |  | 723,358 |  |  |  | 20.42 |  |  |  | 703,903 |  |  |  | 20.78 |  |  |  | 680,129 |  |  |  | 21.12 |
Multifamily residential properties |  |  | 60,785 |  |  |  | 1.72 |  |  |  | 60,080 |  |  |  | 1.77 |  |  |  | 47,506 |  |  |  | 1.48 |
Commercial |  |  | 1,134,384 |  |  |  | 32.02 |  |  |  | 1,097,484 |  |  |  | 32.40 |  |  |  | 1,084,864 |  |  |  | 33.69 |
Consumer |  |  | 251,651 |  |  |  | 7.10 |  |  |  | 250,588 |  |  |  | 7.40 |  |  |  | 240,600 |  |  |  | 7.47 |
Other (not classified above) |  |  | 25,716 |  |  |  | 0.73 |  |  |  | 22,579 |  |  |  | 0.67 |  |  |  | 19,521 |  |  |  | 0.61 |
Total loans |  | $ | 3,542,270 |  |  |  | 100.00 | % |  | $ | 3,387,146 |  |  |  | 100.00 | % |  | $ | 3,219,967 |  |  |  | 100.00 | %
Loans held for sale (included above) |  | $ | 5,231 |  |  |  |  |  |  | $ | 6,469 |  |  |  |  |  |  | $ | 7,211 |  |  |  |  |
Summary of Nonperforming and Restructured Assets | The following is a summary of nonperforming and restructured assets:
|  | March 31, 2014 |  |  | December 31, 2013 |  |  | March 31, 2013 |
|  | (Dollars in thousands) |
Past due 90 days or more and still accruing |  | $ | 910 |  |  | $ | 1,179 |  |  | $ | 542 |
Nonaccrual |  |  | 17,753 |  |  |  | 14,390 |  |  |  | 20,933 |
Restructured |  |  | 17,468 |  |  |  | 17,624 |  |  |  | 17,792 |
Total nonperforming and restructured loans |  |  | 36,131 |  |  |  | 33,193 |  |  |  | 39,267 |
Other real estate owned and repossessed assets |  |  | 7,590 |  |  |  | 8,386 |  |  |  | 9,424 |
Total nonperforming and restructured assets |  | $ | 43,721 |  |  | $ | 41,579 |  |  | $ | 48,691 |
Nonperforming and restructured loans to total loans |  |  | 1.02 | % |  |  | 0.98 | % |  |  | 1.22 | %
Nonperforming and restructured assets to total assets |  |  | 0.69 | % |  |  | 0.69 | % |  |  | 0.84 | %
Summary of Amounts Included in Nonaccrual Loans Segregated by Class of Loans | The following table is a summary of amounts included in nonaccrual loans, segregated by class of loans. Residential real estate refers to one-to-four family real estate.
|  | March 31, 2014 |  |  | March 31, 2013 |
|  | (Dollars in thousands) |
Non-residential real estate owner occupied |  | $ | 448 |  |  | $ | 382 |
Non-residential real estate other |  |  | 5,779 |  |  |  | 9,284 |
Residential real estate permanent mortgage |  |  | 689 |  |  |  | 619 |
Residential real estate all other |  |  | 958 |  |  |  | 3,716 |
Non-consumer non-real estate |  |  | 1,287 |  |  |  | 1,449 |
Consumer non-real estate |  |  | 165 |  |  |  | 187 |
Other loans |  |  | 1,198 |  |  |  | 3,052 |
Acquired loans |  |  | 7,229 |  |  |  | 2,244 |
Total |  | $ | 17,753 |  |  | $ | 20,933 |
Age Analysis of Past Due Loans Segregated by Class of Loans | The following table presents an age analysis of past due loans, segregated by class of loans:
|  | Age Analysis of Past Due Loans |
|  | 30-89 Days Past Due |  |  | 90 Days and Greater |  |  | Total Past Due Loans |  |  | Current Loans |  |  | Total Loans |  |  | Accruing Loans 90 Days or More Past Due |
|  | (Dollars in thousands) |
As of March 31, 2014 |  |  |  |
Non-residential real estate owner occupied |  | $ | 518 |  |  | $ | 298 |  |  | $ | 816 |  |  | $ | 457,978 |  |  | $ | 458,794 |  |  | $ | 96 |
Non-residential real estate other |  |  | 4,978 |  |  |  | 935 |  |  |  | 5,913 |  |  |  | 873,592 |  |  |  | 879,505 |  |  |  | — |
Residential real estate permanent mortgage |  |  | 1,867 |  |  |  | 458 |  |  |  | 2,325 |  |  |  | 270,879 |  |  |  | 273,204 |  |  |  | 76 |
Residential real estate all other |  |  | 1,274 |  |  |  | 543 |  |  |  | 1,817 |  |  |  | 565,930 |  |  |  | 567,747 |  |  |  | 86 |
Non-consumer non-real estate |  |  | 2,749 |  |  |  | 929 |  |  |  | 3,678 |  |  |  | 824,361 |  |  |  | 828,039 |  |  |  | 18 |
Consumer non-real estate |  |  | 2,151 |  |  |  | 260 |  |  |  | 2,411 |  |  |  | 223,551 |  |  |  | 225,962 |  |  |  | 218 |
Other loans |  |  | 2,080 |  |  |  | 337 |  |  |  | 2,417 |  |  |  | 145,794 |  |  |  | 148,211 |  |  |  | — |
Acquired loans |  |  | 3,053 |  |  |  | 4,608 |  |  |  | 7,661 |  |  |  | 153,147 |  |  |  | 160,808 |  |  |  | 416 |
Total |  | $ | 18,670 |  |  | $ | 8,368 |  |  | $ | 27,038 |  |  | $ | 3,515,232 |  |  | $ | 3,542,270 |  |  | $ | 910 |
As of March 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-residential real estate owner occupied |  | $ | 1,230 |  |  | $ | 112 |  |  | $ | 1,342 |  |  | $ | 452,461 |  |  | $ | 453,803 |  |  | $ | 18 |
Non-residential real estate other |  |  | 2,063 |  |  |  | 1,833 |  |  |  | 3,896 |  |  |  | 786,343 |  |  |  | 790,239 |  |  |  | — |
Residential real estate permanent mortgage |  |  | 2,351 |  |  |  | 460 |  |  |  | 2,811 |  |  |  | 245,945 |  |  |  | 248,756 |  |  |  | 163 |
Residential real estate all other |  |  | 2,087 |  |  |  | 408 |  |  |  | 2,495 |  |  |  | 522,542 |  |  |  | 525,037 |  |  |  | 105 |
Non-consumer non-real estate |  |  | 2,100 |  |  |  | 214 |  |  |  | 2,314 |  |  |  | 748,287 |  |  |  | 750,601 |  |  |  | 74 |
Consumer non-real estate |  |  | 1,994 |  |  |  | 184 |  |  |  | 2,178 |  |  |  | 209,142 |  |  |  | 211,320 |  |  |  | 126 |
Other loans |  |  | 2,152 |  |  |  | 1,406 |  |  |  | 3,558 |  |  |  | 140,468 |  |  |  | 144,026 |  |  |  | — |
Acquired loans |  |  | 1,993 |  |  |  | 328 |  |  |  | 2,321 |  |  |  | 93,864 |  |  |  | 96,185 |  |  |  | 56 |
Total |  | $ | 15,970 |  |  | $ | 4,945 |  |  | $ | 20,915 |  |  | $ | 3,199,052 |  |  | $ | 3,219,967 |  |  | $ | 542 |
Impaired Loans Segregated by Class of Loans | The following table presents impaired loans, segregated by class of loans. No material amount of interest income was recognized on impaired loans subsequent to their classification as impaired.
|  | Impaired Loans |
|  | Unpaid Principal Balance |  |  | Recorded Investment with Allowance |  |  | Related Allowance |  |  | Average Recorded Investment |
|  | (Dollars in thousands) |
As of March 31, 2014 |  |  |  |
Non-residential real estate owner occupied |  | $ | 688 |  |  | $ | 601 |  |  | $ | 29 |  |  | $ | 642 |
Non-residential real estate other |  |  | 24,355 |  |  |  | 22,680 |  |  |  | 1,734 |  |  |  | 22,915 |
Residential real estate permanent mortgage |  |  | 1,068 |  |  |  | 836 |  |  |  | 88 |  |  |  | 918 |
Residential real estate all other |  |  | 1,318 |  |  |  | 1,139 |  |  |  | 218 |  |  |  | 1,335 |
Non-consumer non-real estate |  |  | 1,824 |  |  |  | 1,491 |  |  |  | 427 |  |  |  | 1,449 |
Consumer non-real estate |  |  | 548 |  |  |  | 527 |  |  |  | 134 |  |  |  | 572 |
Other loans |  |  | 1,215 |  |  |  | 1,198 |  |  |  | 207 |  |  |  | 1,278 |
Acquired loans |  |  | 20,179 |  |  |  | 13,361 |  |  |  | 189 |  |  |  | 9,744 |
Total |  | $ | 51,195 |  |  | $ | 41,833 |  |  | $ | 3,026 |  |  | $ | 38,853 |
As of March 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-residential real estate owner occupied |  | $ | 580 |  |  | $ | 517 |  |  | $ | 19 |  |  | $ | 732 |
Non-residential real estate other |  |  | 27,369 |  |  |  | 25,900 |  |  |  | 2,166 |  |  |  | 26,082 |
Residential real estate permanent mortgage |  |  | 1,448 |  |  |  | 1,226 |  |  |  | 61 |  |  |  | 1,007 |
Residential real estate all other |  |  | 4,631 |  |  |  | 4,246 |  |  |  | 1,276 |  |  |  | 3,840 |
Non-consumer non-real estate |  |  | 1,899 |  |  |  | 1,565 |  |  |  | 452 |  |  |  | 2,249 |
Consumer non-real estate |  |  | 441 |  |  |  | 421 |  |  |  | 96 |  |  |  | 408 |
Other loans |  |  | 3,736 |  |  |  | 3,094 |  |  |  | 267 |  |  |  | 2,648 |
Acquired loans |  |  | 10,311 |  |  |  | 8,261 |  |  |  | 41 |  |  |  | 8,893 |
Total |  | $ | 50,415 |  |  | $ | 45,230 |  |  | $ | 4,378 |  |  | $ | 45,859 |
Internal Loan Grading by Class of Loans | The following table presents internal loan grading by class of loans:
|  | Internal Loan Grading |
|  | Grade |
|  | 1 |  |  | 2 |  |  | 3 |  |  | 4 |  |  | 5 |  |  | Total |
|  | (Dollars in thousands) |
As of March 31, 2014 |  |  |  |
Non-residential real estate owner occupied |  | $ | 381,290 |  |  | $ | 70,949 |  |  | $ | 6,052 |  |  | $ | 503 |  |  | $ | — |  |  | $ | 458,794 |
Non-residential real estate other |  |  | 724,181 |  |  |  | 129,390 |  |  |  | 20,155 |  |  |  | 5,779 |  |  |  | — |  |  |  | 879,505 |
Residential real estate permanent mortgage |  |  | 240,653 |  |  |  | 25,074 |  |  |  | 6,610 |  |  |  | 867 |  |  |  | — |  |  |  | 273,204 |
Residential real estate all other |  |  | 474,152 |  |  |  | 86,033 |  |  |  | 6,495 |  |  |  | 1,067 |  |  |  | — |  |  |  | 567,747 |
Non-consumer non-real estate |  |  | 673,757 |  |  |  | 147,625 |  |  |  | 5,350 |  |  |  | 1,307 |  |  |  | — |  |  |  | 828,039 |
Consumer non-real estate |  |  | 212,492 |  |  |  | 11,388 |  |  |  | 1,655 |  |  |  | 427 |  |  |  | — |  |  |  | 225,962 |
Other loans |  |  | 144,870 |  |  |  | 2,375 |  |  |  | 736 |  |  |  | 230 |  |  |  | — |  |  |  | 148,211 |
Acquired loans |  |  | 92,581 |  |  |  | 48,073 |  |  |  | 12,091 |  |  |  | 7,917 |  |  |  | 146 |  |  |  | 160,808 |
Total |  | $ | 2,943,976 |  |  | $ | 520,907 |  |  | $ | 59,144 |  |  | $ | 18,097 |  |  | $ | 146 |  |  | $ | 3,542,270 |
As of March 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-residential real estate owner occupied |  | $ | 393,152 |  |  | $ | 55,109 |  |  | $ | 5,142 |  |  | $ | 400 |  |  | $ | — |  |  | $ | 453,803 |
Non-residential real estate other |  |  | 649,917 |  |  |  | 110,186 |  |  |  | 20,852 |  |  |  | 9,284 |  |  |  | — |  |  |  | 790,239 |
Residential real estate permanent mortgage |  |  | 208,732 |  |  |  | 33,463 |  |  |  | 5,730 |  |  |  | 831 |  |  |  | — |  |  |  | 248,756 |
Residential real estate all other |  |  | 461,620 |  |  |  | 51,181 |  |  |  | 8,410 |  |  |  | 3,826 |  |  |  | — |  |  |  | 525,037 |
Non-consumer non-real estate |  |  | 647,162 |  |  |  | 97,110 |  |  |  | 4,800 |  |  |  | 1,529 |  |  |  | — |  |  |  | 750,601 |
Consumer non-real estate |  |  | 198,107 |  |  |  | 10,912 |  |  |  | 1,923 |  |  |  | 374 |  |  |  | 4 |  |  |  | 211,320 |
Other loans |  |  | 139,696 |  |  |  | 2,304 |  |  |  | 1,103 |  |  |  | 923 |  |  |  | — |  |  |  | 144,026 |
Acquired loans |  |  | 74,939 |  |  |  | 14,936 |  |  |  | 4,009 |  |  |  | 2,301 |  |  |  | — |  |  |  | 96,185 |
Total |  | $ | 2,773,325 |  |  | $ | 375,201 |  |  | $ | 51,969 |  |  | $ | 19,468 |  |  | $ | 4 |  |  | $ | 3,219,967 |
Activity in All by Class of Loans | The following table details activity in the ALL by class of loans for the period presented. Allocation of a portion of the allowance to one category of loans does not preclude its availability to absorb losses in other catagories.
|  | ALL |
|  | Balance at beginning of period |  |  | Charge- offs |  |  | Recoveries |  |  | Net charge- offs |  |  | Provisions charged to operations |  |  | Balance at end of period |
|  | (Dollars in thousands) |
Three Months Ended March 31, 2014 |
Non-residential real estate owner occupied |  | $ | 4,827 |  |  | $ | (4 | ) |  | $ | 31 |  |  | $ | 27 |  |  | $ | 158 |  |  | $ | 5,012 |
Non-residential real estate other |  |  | 11,026 |  |  |  | — |  |  |  | 3 |  |  |  | 3 |  |  |  | (344 | ) |  |  | 10,685 |
Residential real estate permanent mortgage |  |  | 2,825 |  |  |  | (130 | ) |  |  | 10 |  |  |  | (120 | ) |  |  | 532 |  |  |  | 3,237 |
Residential real estate all other |  |  | 6,708 |  |  |  | (49 | ) |  |  | 4 |  |  |  | (45 | ) |  |  | (178 | ) |  |  | 6,485 |
Non-consumer non-real estate |  |  | 8,977 |  |  |  | (70 | ) |  |  | 14 |  |  |  | (56 | ) |  |  | 782 |  |  |  | 9,703 |
Consumer non-real estate |  |  | 2,556 |  |  |  | (140 | ) |  |  | 62 |  |  |  | (78 | ) |  |  | 95 |  |  |  | 2,573 |
Other loans |  |  | 1,991 |  |  |  | (64 | ) |  |  | 17 |  |  |  | (47 | ) |  |  | 128 |  |  |  | 2,072 |
Acquired loans |  |  | 124 |  |  |  | (17 | ) |  |  | 5 |  |  |  | (12 | ) |  |  | 45 |  |  |  | 157 |
Total |  | $ | 39,034 |  |  | $ | (474 | ) |  | $ | 146 |  |  | $ | (328 | ) |  | $ | 1,218 |  |  | $ | 39,924 |
|  | ALL |
|  | Balance at beginning of period |  |  | Charge- offs |  |  | Recoveries |  |  | Net charge- offs |  |  | Provisions charged to operations |  |  | Balance at end of period |
|  | (Dollars in thousands) |
Three Months Ended March 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-residential real estate owner occupied |  | $ | 5,104 |  |  | $ | — |  |  | $ | 15 |  |  | $ | 15 |  |  | $ | (253 | ) |  | $ | 4,866 |
Non-residential real estate other |  |  | 9,865 |  |  |  | (18 | ) |  |  | 4 |  |  |  | (14 | ) |  |  | 614 |  |  |  | 10,465 |
Residential real estate permanent mortgage |  |  | 2,781 |  |  |  | (56 | ) |  |  | 11 |  |  |  | (45 | ) |  |  | 20 |  |  |  | 2,756 |
Residential real estate all other |  |  | 7,034 |  |  |  | (95 | ) |  |  | 2 |  |  |  | (93 | ) |  |  | 224 |  |  |  | 7,165 |
Non-consumer non-real estate |  |  | 9,385 |  |  |  | (36 | ) |  |  | 31 |  |  |  | (5 | ) |  |  | (398 | ) |  |  | 8,982 |
Consumer non-real estate |  |  | 2,451 |  |  |  | (140 | ) |  |  | 76 |  |  |  | (64 | ) |  |  | (3 | ) |  |  | 2,384 |
Other loans |  |  | 1,885 |  |  |  | (139 | ) |  |  | — |  |  |  | (139 | ) |  |  | 76 |  |  |  | 1,822 |
Acquired loans |  |  | 220 |  |  |  | (49 | ) |  |  | 33 |  |  |  | (16 | ) |  |  | 20 |  |  |  | 224 |
Total |  | $ | 38,725 |  |  | $ | (533 | ) |  | $ | 172 |  |  | $ | (361 | ) |  | $ | 300 |  |  | $ | 38,664 |
Allowance for Loan Losses Outstanding by Impairment Methodology | The following table details the amount of ALL by class of loans for the period presented, on the basis of the impairment methodology used by the Company.
|  | ALL |
|  | March 31, 2014 |  |  | March 31, 2013 |
|  | Individually evaluated for impairment |  |  | Collectively evaluated for impairment |  |  | Individually evaluated for impairment |  |  | Collectively evaluated for impairment |
|  | (Dollars in thousands) |
Non-residential real estate owner occupied |  | $ | 361 |  |  | $ | 4,651 |  |  | $ | 210 |  |  | $ | 4,656 |
Non-residential real estate other |  |  | 1,929 |  |  |  | 8,756 |  |  |  | 2,484 |  |  |  | 7,981 |
Residential real estate permanent mortgage |  |  | 588 |  |  |  | 2,649 |  |  |  | 224 |  |  |  | 2,532 |
Residential real estate all other |  |  | 733 |  |  |  | 5,752 |  |  |  | 1,899 |  |  |  | 5,266 |
Non-consumer non-real estate |  |  | 1,133 |  |  |  | 8,570 |  |  |  | 1,211 |  |  |  | 7,771 |
Consumer non-real estate |  |  | 389 |  |  |  | 2,184 |  |  |  | 290 |  |  |  | 2,094 |
Other loans |  |  | 242 |  |  |  | 1,830 |  |  |  | 199 |  |  |  | 1,623 |
Acquired loans |  |  | — |  |  |  | 157 |  |  |  | — |  |  |  | 224 |
Total |  | $ | 5,375 |  |  | $ | 34,549 |  |  | $ | 6,517 |  |  | $ | 32,147 |
Loans Outstanding by Impairment Methodology | The following table details the loans outstanding by class of loans for the period presented, on the basis of the impairment methodology used by the Company.
|  | Loans |
|  | March 31, 2014 |  |  | March 31, 2013 |
|  | Individually evaluated for impairment |  |  | Collectively evaluated for impairment |  |  | Loans acquired with deteriorated credit quality |  |  | Individually evaluated for impairment |  |  | Collectively evaluated for impairment |  |  | Loans acquired with deteriorated credit quality |
|  | (Dollars in thousands) |
Non-residential real estate owner occupied |  | $ | 6,555 |  |  | $ | 452,239 |  |  | $ | — |  |  | $ | 5,542 |  |  | $ | 448,261 |  |  | $ | — |
Non-residential real estate other |  |  | 25,934 |  |  |  | 853,571 |  |  |  | — |  |  |  | 30,136 |  |  |  | 760,103 |  |  |  | — |
Residential real estate permanent mortgage |  |  | 7,477 |  |  |  | 265,727 |  |  |  | — |  |  |  | 6,561 |  |  |  | 242,195 |  |  |  | — |
Residential real estate all other |  |  | 7,562 |  |  |  | 560,185 |  |  |  | — |  |  |  | 12,236 |  |  |  | 512,801 |  |  |  | — |
Non-consumer non-real estate |  |  | 6,657 |  |  |  | 821,382 |  |  |  | — |  |  |  | 6,329 |  |  |  | 744,272 |  |  |  | — |
Consumer non-real estate |  |  | 2,082 |  |  |  | 223,880 |  |  |  | — |  |  |  | 2,301 |  |  |  | 209,019 |  |  |  | — |
Other loans |  |  | 308 |  |  |  | 147,903 |  |  |  | — |  |  |  | 246 |  |  |  | 143,780 |  |  |  | — |
Acquired loans |  |  | — |  |  |  | 140,654 |  |  |  | 20,154 |  |  |  | — |  |  |  | 89,875 |  |  |  | 6,310 |
Total |  | $ | 56,575 |  |  | $ | 3,465,541 |  |  | $ | 20,154 |  |  | $ | 63,351 |  |  | $ | 3,150,306 |  |  | $ | 6,310 |
Transfers from Loans to Other Real Estate Owned and Repossessed Assets | Transfers from loans to other real estate owned and repossessed assets during the periods presented are summarized as follows:
|  | Three Months Ended March 31, |
|  | 2014 |  |  | 2013 |
|  | (Dollars in thousands) |
Other real estate owned |  | $ | 66 |  |  | $ | 436 |
Repossessed assets |  |  | 327 |  |  |  | 209 |
Total |  | $ | 393 |  |  | $ | 645 |

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