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CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Interest income: |  |  |  |
Interest and fees on loans | $ 115,138 | $ 88,434 | $ 322,775 | $ 238,907
Interest and dividends on taxable investments | 18,969 | 23,737 | 61,718 | 71,228
Interest and dividends on nontaxable investments | 3,449 | 3,704 | 10,569 | 9,611
Total interest income | 137,556 | 115,875 | 395,062 | 319,746
Interest expense: |  |  |  |
Interest on deposits | 24,555 | 3,855 | 53,431 | 9,111
Interest on borrowings | 5,215 | 1,588 | 13,498 | 2,113
Interest on subordinated notes payable | 0 | 38 | 38 | 115
Total interest expense | 29,770 | 5,481 | 66,967 | 11,339
Net interest income | 107,786 | 110,394 | 328,095 | 308,407
Provision for credit losses | 2,878 | 5,061 | 7,130 | 12,005
Net interest income after provision for credit losses | 104,908 | 105,333 | 320,965 | 296,402
Noninterest revenues: |  |  |  |
Deposit service fees | 16,007 | 17,452 | 46,839 | 49,745
Mortgage banking | 113 | 171 | 399 | 595
Other banking services | 1,471 | 912 | 4,535 | 2,521
Employee benefit services | 29,997 | 27,884 | 87,946 | 86,385
Insurance services | 12,113 | 11,332 | 35,495 | 31,521
Wealth management services | 7,934 | 7,502 | 24,037 | 24,276
Loss on sales of investment securities | 0 | 0 | 52,329 | 0
Gain on debt extinguishment | 0 | 0 | 242 | 0
Unrealized loss on equity securities | (49) | (4) | (99) | (24)
Total noninterest revenues | 67,586 | 65,249 | 147,065 | 195,019
Noninterest expenses: |  |  |  |
Salaries and employee benefits | 70,687 | 66,190 | 210,208 | 193,236
Data processing and communications | 15,480 | 14,184 | 42,900 | 40,454
Occupancy and equipment | 10,358 | 10,364 | 31,835 | 31,740
Amortization of intangible assets | 3,576 | 3,837 | 10,948 | 11,420
Legal and professional fees | 3,826 | 3,194 | 12,129 | 10,196
Business development and marketing | 4,628 | 3,616 | 12,096 | 9,975
Acquisition expenses | 0 | 409 | 56 | 4,668
Acquisition-related contingent consideration adjustment | 80 | 0 | 1,080 | 400
Other expenses | 7,869 | 6,391 | 22,342 | 16,327
Total noninterest expenses | 116,504 | 108,185 | 343,594 | 318,416
Income before income taxes | 55,990 | 62,397 | 124,436 | 173,005
Income taxes | 11,861 | 13,706 | 26,218 | 37,454
Net income | $ 44,129 | $ 48,691 | $ 98,218 | $ 135,551
Basic earnings per share(in dollar per share) | $ 0.82 | $ 0.90 | $ 1.82 | $ 2.51
Diluted earnings per share(in dollar per share) | $ 0.82 | $ 0.90 | $ 1.82 | $ 2.49

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- Definition The non-interest income earned from account activity fees, monthly service fees, check orders, debit and credit card income, ATM fees, Merchant services income and other revenues from processing wire transfers, bill pay service, cashier's checks and foreign exchange. + References No definition available. + Details
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- Definition The noninterest income derived from mortgage banking activities including servicing fees. Also includes the gain/loss on sale of loans. In addition, includes the adjustment to the carrying value of the rights retained or purchased to service mortgages. These adjustments are made on a lower of cost or market value basis. + References No definition available. + Details
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