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Revenue Recognition (Tables) | 12 Months Ended
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Dec. 31, 2021
Revenue Recognition and Deferred Revenue [Abstract] |
Disaggregation of Revenue [Table Text Block] | The following presents noninterest income, segregated by revenue streams in-scope and out-of-scope of Topic 606 for the year ended December 31:
| 2021 |  | 2020 |  | 2019
| (dollars in thousands)
Noninterest Income |  |  |  |  |
In-scope of Topic 606: |  |  |  |  |
Trust income | $ | 11,111 |  |  | $ | 9,101 |  |  | $ | 8,321 |
Service charges on deposit accounts | 17,984 |  |  | 16,387 |  |  | 18,926 |
Insurance and retail brokerage commissions | 8,502 |  |  | 7,850 |  |  | 7,583 |
Card related interchange income | 27,954 |  |  | 23,966 |  |  | 21,677 |
Gain on sale of other loans and assets | 753 |  |  | 967 |  |  | 1,062 |
Other income | 4,184 |  |  | 3,675 |  |  | 3,837 |
Noninterest Income (in-scope of Topic 606) | 70,488 |  |  | 61,946 |  |  | 61,406 |
Noninterest Income (out-of-scope of Topic 606) | 36,269 |  |  | 32,530 |  |  | 24,079 |
Total Noninterest Income | $ | 106,757 |  |  | $ | 94,476 |  |  | $ | 85,485 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130545-203045 + Details
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