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Note 15 - Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Noninterest income	$ 1,932	$ 1,830
Noninterest income (out-of-scope of Topic 606)	167	155
Total noninterest income	2,099	1,985
Service Charges on Deposit Accounts [Member]
Noninterest income	681	701
ATM and Check Card Fees [Member]
Noninterest income	519	517
Wealth Management Fees [Member]
Noninterest income	525	437
Fees for Other Customer Services [Member]
Noninterest income	$ 207	$ 175

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The total amount of noninterest income which falls out-of-scope of Topic 606.

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