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Supplementary Income Statement Information | 12 Months Ended
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Dec. 31, 2020
Other Income and Expenses [Abstract] |
Supplementary Income Statement Information | Supplementary Income Statement Information Components of other noninterest income/expense exceeding 1% of total revenue for any of the years ended December 31, 2020, 2019, and 2018 are as follows:
($ in thousands) | 2020 |  | 2019 |  | 2018
Other service charges, commissions, and fees – interchange fees, net | $ | 14,142 |  |  | 13,814 |  |  | 11,995 |
Other operating expenses – dues and subscriptions (includes software subscriptions) | 4,764 |  |  | 4,250 |  |  | 3,431 |
Other operating expenses – data processing expense | 3,157 |  |  | 3,130 |  |  | 3,234 |
Other operating expenses – telephone and data line expense | 2,893 |  |  | 3,057 |  |  | 3,024 |
Other operating expenses – marketing | 1,960 |  |  | 2,727 |  |  | 3,065 |

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- Definition The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -URI http://asc.fasb.org/topic&trid=2122503 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 610 -URI http://asc.fasb.org/topic&trid=49130413 + Details
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