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Consolidated Statements of Income - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
INTEREST INCOME: |  |  |
Interest and fees on loans | $ 192,417 | $ 189,515 | $ 175,466
Taxable interest on investment securities | 17,541 | 23,045 | 17,602
Nontaxable interest on investment securities | 3,659 | 3,396 | 4,649
Interest on interest earning deposits | 703 | 1,894 | 1,689
Total interest income | 214,320 | 217,850 | 199,406
INTEREST EXPENSE: |  |  |
Deposits | 12,265 | 16,349 | 10,397
Junior subordinated debentures | 890 | 1,339 | 1,263
Other borrowings | 168 | 480 | 753
Total interest expense | 13,323 | 18,168 | 12,413
Net interest income | 200,997 | 199,682 | 186,993
Provision for credit losses | 36,106 | 4,311 | 5,129
Net interest income after provision for credit losses | 164,891 | 195,371 | 181,864
NONINTEREST INCOME: |  |  |
Service charges and other fees | 16,228 | 18,712 | 18,914
Gain on sale of investment securities, net | 1,518 | 330 | 137
Gain on sale of loans, net | 5,044 | 2,424 | 2,759
Interest rate swap fees | 1,691 | 1,232 | 564
Bank owned life insurance income | 4,319 | 2,160 | 1,753
Other income | 8,429 | 7,604 | 7,491
Total noninterest income | 37,229 | 32,462 | 31,618
NONINTEREST EXPENSE: |  |  |
Compensation and employee benefits | 88,106 | 87,568 | 86,830
Occupancy and equipment | 22,664 | 21,690 | 19,779
Data processing | 9,396 | 8,976 | 9,888
Marketing | 3,100 | 3,481 | 3,228
Professional services | 5,921 | 5,192 | 9,670
State/municipal business and use taxes | 3,754 | 3,754 | 3,002
Federal deposit insurance premium | 1,789 | 725 | 1,480
Other real estate owned, net | (145) | 352 | 106
Amortization of intangible assets | 3,525 | 4,001 | 3,819
Other expense | 10,830 | 11,049 | 11,385
Total noninterest expense | 148,940 | 146,788 | 149,187
Income before income taxes | 53,180 | 81,045 | 64,295
Income tax expense | 6,610 | 13,488 | 11,238
Net income | $ 46,570 | $ 67,557 | $ 53,057
Basic earnings per common share (in usd per share) | $ 1.29 | $ 1.84 | $ 1.49
Diluted earnings per common share (in usd per share) | 1.29 | 1.83 | 1.49
Dividends declared per common share (in usd per share) | $ 0.80 | $ 0.84 | $ 0.72
Basic weighted average common shares outstanding (in shares) | 36,014,445 | 36,758,230 | 35,194,003
Weighted Average Number of Shares Outstanding, Diluted | 36,170,066 | 36,985,766 | 35,371,590

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