Number of financing receivables that have been modified by troubled debt restructurings.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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- Definition

Post-modification amount of investment in financing receivables modified by troubled debt restructurings.

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- Definition

Pre-modification amount of investment in financing receivables modified by troubled debt restructurings.

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Note 4 - Loans and Allowance for Loan Losses - TDRs Pre-modification and Post-modification (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017 USD ($)	Jun. 30, 2018	Jun. 30, 2017 USD ($)
Number of Loans	0	3	0	3
Performing Financial Instruments [Member]
Pre-modification recorded investment		$ 1,001		$ 1,001
Post-modification recorded investment		1,001		1,001
Nonperforming Financial Instruments [Member]
Pre-modification recorded investment
Post-modification recorded investment
Residential Portfolio Segment [Member] \| Maturity Extension at Lower Stated Rate Than Market Rate [Member]
Number of Loans		1		1
Residential Portfolio Segment [Member] \| Maturity Extension at Lower Stated Rate Than Market Rate [Member] \| Performing Financial Instruments [Member]
Pre-modification recorded investment		$ 231		$ 231
Post-modification recorded investment		231		231
Residential Portfolio Segment [Member] \| Maturity Extension at Lower Stated Rate Than Market Rate [Member] \| Nonperforming Financial Instruments [Member]
Pre-modification recorded investment
Post-modification recorded investment
Commercial and Industrial Portfolio Segment [Member] \| Maturity Extension at Lower Stated Rate Than Market Rate [Member]
Number of Loans		2		2
Commercial and Industrial Portfolio Segment [Member] \| Maturity Extension at Lower Stated Rate Than Market Rate [Member] \| Performing Financial Instruments [Member]
Pre-modification recorded investment		$ 770		$ 770
Post-modification recorded investment		770		770
Commercial and Industrial Portfolio Segment [Member] \| Maturity Extension at Lower Stated Rate Than Market Rate [Member] \| Nonperforming Financial Instruments [Member]
Pre-modification recorded investment
Post-modification recorded investment