Note 23 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Mortgage banking income	$ 1,017	$ 1,030	$ 1,965	$ 2,068
Bank owned life insurance	595	559	1,183	1,108
Loss on sale of premises and equipment (1)	20	(225)	20	(227)
Other (2)	500	1,088	1,156	2,320
Non-interest income	23,655	22,860	46,926	44,907
Fiduciary and Trust [Member]
Non-interest income	10,795	10,146	21,566	19,673
Deposit Account [Member]
Non-interest income	2,180	2,201	4,316	4,350
Credit and Debit Card [Member]
Non-interest income	4,923	4,712	9,605	9,194
Treasury Management [Member]
Non-interest income	2,825	2,549	5,450	4,867
Product Sales Commissions and Fees [Member]
Non-interest income	800	800	1,665	1,554
Commercial Banking [Member]
Mortgage banking income	1,017	1,030	1,965	2,068
Bank owned life insurance	595	559	1,183	1,108
Loss on sale of premises and equipment (1)	20	(225)	20	(227)
Other (2)	500	1,088	1,156	2,320
Non-interest income	12,860	12,714	25,360	25,234
Commercial Banking [Member] \| Fiduciary and Trust [Member]
Non-interest income	0	0	0	0
Commercial Banking [Member] \| Deposit Account [Member]
Non-interest income	2,180	2,201	4,316	4,350
Commercial Banking [Member] \| Credit and Debit Card [Member]
Non-interest income	4,923	4,712	9,605	9,194
Commercial Banking [Member] \| Treasury Management [Member]
Non-interest income	2,825	2,549	5,450	4,867
Commercial Banking [Member] \| Product Sales Commissions and Fees [Member]
Non-interest income	800	800	1,665	1,554
WM&T [Member]
Mortgage banking income	0	0	0	0
Bank owned life insurance	0	0	0	0
Loss on sale of premises and equipment (1)	0	0	0	0
Other (2)	0	0	0	0
Non-interest income	10,795	10,146	21,566	19,673
WM&T [Member] \| Fiduciary and Trust [Member]
Non-interest income	10,795	10,146	21,566	19,673
WM&T [Member] \| Deposit Account [Member]
Non-interest income	0	0	0	0
WM&T [Member] \| Credit and Debit Card [Member]
Non-interest income	0	0	0	0
WM&T [Member] \| Treasury Management [Member]
Non-interest income	0	0	0	0
WM&T [Member] \| Product Sales Commissions and Fees [Member]
Non-interest income	$ 0	$ 0	$ 0	$ 0

Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies.

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- Definition

Income from mortgage banking activities (fees and commissions) and servicing real estate mortgages, credit cards, and other financial assets held by others net of any related impairment of capitalized service costs. Also includes any premiums received in lieu of regular servicing fees on such loans only as earned over the life of the loans.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1402
-Paragraph b
-Subparagraph (1)
-Publisher SEC

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-Name Regulation S-K (SK)
-Number 229
-Section 1402
-Paragraph b
-Subparagraph (1)(Instruction 3)
-Publisher SEC

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- Definition

Amount of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

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- Definition

The total amount of noninterest income which may be derived from: (1) fees and commissions; (2) premiums earned; (3) insurance policy charges; (4) the sale or disposal of assets; and (5) other sources not otherwise specified.

+ References

+ Details

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- Definition

Amount of revenue earned, classified as other, excluding interest income.

+ References

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-Topic 942
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(13))
-Publisher FASB
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-Paragraph 2
-Subparagraph (SX 210.5-03(1)(e))
-Publisher FASB
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- Definition

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 41
-Subparagraph (a)
-Publisher FASB
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-Topic 270
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-Topic 924
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-Name Accounting Standards Codification
-Section S99
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-Subparagraph (SAB Topic 11.L)
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-Topic 606
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