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CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Interest income: |  |
Interest and fees on loans | $ 69,441 | $ 52,384
Interest and dividends on taxable investments | 15,525 | 13,566
Interest on nontaxable investments | 3,438 | 4,008
Total interest income | 88,404 | 69,958
Interest expense: |  |
Interest on deposits | 2,132 | 1,730
Interest on borrowings | 480 | 149
Interest on subordinated debt held by unconsolidated subsidiary trusts | 1,168 | 805
Total interest expense | 3,780 | 2,684
Net interest income | 84,624 | 67,274
Provision for loan losses | 3,679 | 1,828
Net interest income after provision for loan losses | 80,945 | 65,446
Noninterest revenues: |  |
Deposit service fees | 19,177 | 14,707
Other banking services | 1,243 | 1,159
Employee benefit services | 23,006 | 17,189
Insurance revenues | 7,359 | 6,400
Wealth management services | 6,706 | 4,861
Gain on sales of investment securities | 0 | 2
Total noninterest revenues | 57,491 | 44,318
Noninterest expenses: |  |
Salaries and employee benefits | 51,859 | 42,907
Occupancy and equipment | 10,531 | 8,196
Data processing and communications | 8,742 | 8,521
Amortization of intangible assets | 4,798 | 2,768
Legal and professional fees | 2,781 | 2,414
Office supplies and postage | 1,879 | 1,674
Business development and marketing | 2,059 | 2,081
FDIC insurance premiums | 752 | 753
Acquisition expenses | (8) | 1,716
Other expenses | 2,938 | 2,545
Total noninterest expenses | 86,331 | 73,575
Income before income taxes | 52,105 | 36,189
Income taxes | 11,999 | 9,932
Net income | $ 40,106 | $ 26,257
Basic earnings per share (in dollars per share) | $ 0.78 | $ 0.58
Diluted earnings per share (in dollars per share) | 0.78 | 0.57
Cash dividends declared per share (in dollars per share) | $ 0.34 | $ 0.32

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- Definition The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition Amount of net occupancy expense that may include items, such as depreciation of facilities and equipment, lease expenses, property taxes and property and casualty insurance expense. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.14(b)) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.6) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition Amount of noninterest expense classified as other. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.14) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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- Definition A fee charged for services from professionals such as doctors, lawyers and accountants. The term is often expanded to include other professions, for example, pharmacists charging to maintain a medicinal profile of a client or customer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07.2(a),(b),(c),(d)) -URI http://asc.fasb.org/extlink&oid=6488393&loc=d3e606610-122999 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 225 -Section 45 -Paragraph 3 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=6488370&loc=d3e13550-115849 + Details
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- Definition Amount of expense related to estimated loss from loan and lease transactions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524 + Details
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- Definition The aggregate amount of expenses directly related to the supplies and postage. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.14) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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