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Non-interest Income and Expense - Components of Non-Interest Income (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Schedule Of Other Noninterest Income And Expense [Line Items] |  |  |  |
Total service charges and fees | $ 13,044 | $ 10,930 | $ 24,740 | $ 21,406
Increase in cash value of life insurance | 752 | 745 | 1,390 | 1,418
Asset management and commission income | 1,039 | 947 | 1,926 | 1,781
Gain on sale of loans | 542 | 2,847 | 1,788 | 6,094
Lease brokerage income | 238 | 249 | 396 | 359
Sale of customer checks | 441 | 116 | 545 | 235
Gain on sale of investment securities | 0 | 0 | 0 | 0
(Loss) gain on marketable equity securities | (94) | 8 | (231) | (45)
Other | 468 | 115 | 972 | 819
Total other non-interest income | 3,386 | 5,027 | 6,786 | 10,661
Total non-interest income | 16,430 | 15,957 | 31,526 | 32,067
ATM and interchange fees |  |  |  |
Schedule Of Other Noninterest Income And Expense [Line Items] |  |  |  |
Total service charges and fees | 6,984 | 6,558 | 13,227 | 12,419
Service charges on deposit accounts |  |  |  |
Schedule Of Other Noninterest Income And Expense [Line Items] |  |  |  |
Total service charges and fees | 4,163 | 3,462 | 7,997 | 6,731
Other service fees |  |  |  |
Schedule Of Other Noninterest Income And Expense [Line Items] |  |  |  |
Total service charges and fees | 1,279 | 914 | 2,161 | 1,785
Mortgage banking service fees |  |  |  |
Schedule Of Other Noninterest Income And Expense [Line Items] |  |  |  |
Total service charges and fees | 482 | 467 | 945 | 930
Change in value of mortgage servicing rights |  |  |  |
Schedule Of Other Noninterest Income And Expense [Line Items] |  |  |  |
Total service charges and fees | $ 136 | $ (471) | $ 410 | $ (459)

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- Definition Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.13) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
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