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UNAUDITED QUARTERLY FINANCIAL INFORMATION (Tables) | 12 Months Ended
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Dec. 31, 2019
Quarterly Financial Information Disclosure [Abstract] |
Schedule of unaudited quarterly financial information |
| First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter |  | Full Year
| (Dollars in thousands, except per share data)
2018 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total interest income | $ | 47,310 |  |  | $ | 48,509 |  |  | $ | 50,136 |  |  | $ | 52,339 |  |  | $ | 198,294 |
Total interest expense | 4,988 |  |  | 5,837 |  |  | 6,811 |  |  | 7,660 |  |  | 25,296 |
Net interest income | 42,322 |  |  | 42,672 |  |  | 43,325 |  |  | 44,679 |  |  | 172,998 |
Provision (credit) for loan and lease losses | (211 | ) |  | 532 |  |  | (59 | ) |  | (1,386 | ) |  | (1,124 | )
Net interest income after provision (credit) for loan and lease losses | 42,533 |  |  | 42,140 |  |  | 43,384 |  |  | 46,065 |  |  | 174,122 |
Investment securities gains (losses) | — |  |  | — |  |  | — |  |  | (279 | ) |  | (279 | )
Income before income taxes | 18,083 |  |  | 18,159 |  |  | 20,179 |  |  | 21,823 |  |  | 78,244 |
Net income | 14,277 |  |  | 14,224 |  |  | 15,193 |  |  | 15,792 |  |  | 59,486 |
Basic earnings per share | $ | 0.48 |  |  | $ | 0.48 |  |  | $ | 0.52 |  |  | $ | 0.54 |  |  | $ | 2.02 |
Diluted earnings per share | 0.48 |  |  | 0.48 |  |  | 0.52 |  |  | 0.54 |  |  | 2.01 |
| First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter |  | Full Year
| (Dollars in thousands, except per share data)
2019 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total interest income | $ | 53,141 |  |  | $ | 54,105 |  |  | $ | 53,980 |  |  | $ | 55,157 |  |  | $ | 216,383 |
Total interest expense | 8,028 |  |  | 8,727 |  |  | 8,331 |  |  | 7,223 |  |  | 32,309 |
Net interest income | 45,113 |  |  | 45,378 |  |  | 45,649 |  |  | 47,934 |  |  | 184,074 |
Provision (credit) for loan and lease losses | 1,283 |  |  | 1,404 |  |  | 1,532 |  |  | 2,098 |  |  | 6,317 |
Net interest income after provision (credit) for loan and lease losses | 43,830 |  |  | 43,974 |  |  | 44,117 |  |  | 45,836 |  |  | 177,757 |
Investment securities gains (losses) | — |  |  | — |  |  | 36 |  |  | — |  |  | 36 |
Income before income taxes | 21,155 |  |  | 17,961 |  |  | 19,449 |  |  | 19,362 |  |  | 77,927 |
Net income | 16,037 |  |  | 13,534 |  |  | 14,554 |  |  | 14,197 |  |  | 58,322 |
Basic earnings per share | $ | 0.56 |  |  | $ | 0.47 |  |  | $ | 0.51 |  |  | $ | 0.50 |  |  | $ | 2.05 |
Diluted earnings per share | 0.55 |  |  | 0.47 |  |  | 0.51 |  |  | 0.50 |  |  | 2.03 |

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118952077&loc=d3e1280-108306 + Details
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