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Revenue Recognition Revenue Recogntion (Tables)
9 Months Ended
Sep. 30, 2021
Revenue Recognition [Abstract]  
Deferred Revenue, by Arrangement, Disclosure [Table Text Block] The following presents noninterest income, segregated by revenue streams in-scope and out-of-scope of Topic 606:
 For the Three Months Ended September 30,For the Nine Months Ended September 30,
 2021202020212020
 (dollars in thousands)
Noninterest Income
In-scope of Topic 606:
Trust income$3,118 $2,554 $8,340 $6,774 
Service charges on deposit accounts4,770 4,035 13,127 12,066 
Insurance and retail brokerage commissions2,218 2,156 6,368 5,982 
Card-related interchange income7,052 6,441 20,885 17,589 
Gain on sale of other loans and assets125 520 630 853 
Other income1,064 945 3,146 2,713 
Noninterest Income (in-scope of Topic 606)18,347 16,651 52,496 45,977 
Noninterest Income (out-of-scope of Topic 606)8,898 10,118 28,190 21,877 
Total Noninterest Income$27,245 $26,769 $80,686 $67,854