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CONSOLIDATED STATEMENTS OF INCOME (Unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Interest income: |  |
Loans, including fees | $ 227,047 | $ 227,372
Securities: |  |
Taxable | 11,048 | 7,728
Tax-exempt | 17,446 | 15,498
Federal funds sold and other | 3,076 | 1,319
Total interest income | 258,617 | 251,917
Interest expense: |  |
Deposits | 10,250 | 17,468
Securities sold under agreements to repurchase | 56 | 72
Federal Home Loan Bank advances and other borrowings | 8,836 | 11,507
Total interest expense | 19,142 | 29,047
Net interest income | 239,475 | 222,870
Provision for credit losses | 2,720 | 7,235
Net interest income after provision for credit losses | 236,755 | 215,635
Noninterest income: |  |
Total noninterest income | 103,496 | 92,709
Noninterest expense: |  |
Salaries and employee benefits | 121,852 | 102,728
Equipment and occupancy | 25,536 | 23,220
Other real estate (income) expense, net | 105 | (13)
Marketing and other business development | 3,777 | 2,349
Postage and supplies | 2,371 | 1,806
Amortization of intangibles | 1,871 | 2,206
Other noninterest expense | 27,149 | 22,400
Total noninterest expense | 182,661 | 154,696
Income before income taxes | 157,590 | 153,648
Income tax expense | 28,480 | 28,220
Net income | 129,110 | 125,428
Preferred stock dividends | (3,798) | (3,798)
Net income available to common shareholders | $ 125,312 | $ 121,630
Per share information: |  |
Basic net income per common share | $ 1.66 | $ 1.61
Diluted net income per common share | $ 1.65 | $ 1.61
Weighted average common shares outstanding: |  |
Basic | 75,654,986 | 75,372,883
Diluted | 75,930,372 | 75,657,149
Service charges on deposit accounts |  |
Noninterest income: |  |
Total noninterest income | $ 11,030 | $ 8,307
Investment services |  |
Noninterest income: |  |
Total noninterest income | 10,691 | 8,191
Insurance sales commissions |  |
Noninterest income: |  |
Total noninterest income | 4,036 | 3,225
Gain on mortgage loans sold, net |  |
Noninterest income: |  |
Total noninterest income | 4,066 | 13,666
Investment losses on sales, net |  |
Noninterest income: |  |
Total noninterest income | (61) | 0
Trust fees |  |
Noninterest income: |  |
Total noninterest income | 5,973 | 4,687
Income from equity method investment |  |
Noninterest income: |  |
Total noninterest income | 33,655 | 28,950
Other noninterest income |  |
Noninterest income: |  |
Total noninterest income | $ 34,106 | $ 25,683

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