Represents the amount of deferred loan payments.

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- Definition

Amount of reserves for financing receivable modified as troubled debt restructuring.

+ References

No definition available.

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- Definition

Loan receivable for which value of collateral sufficient to repay.

+ References

No definition available.

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- Definition

Represents the loan to value ratio.

+ References

No definition available.

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- Definition

Percentage reserves for loan losses on troubled debt restructurings.

+ References

No definition available.

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- Definition

Amount of financing receivable modified as troubled debt restructuring.

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of allowance for credit losses related to recorded investment.

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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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- Definition

Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

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- Definition

Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.

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Note 9 - Allowance for Loan Losses and Credit Quality Information (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019	Dec. 31, 2018
Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest	$ 2,541		$ 2,541			$ 2,081
Impaired Financing Receivable, Related Allowance	116		116			725
Loan Receivable for Which Value of Collateral Sufficient to Repay	2,200		2,200			800
Financing Receivable, Troubled Debt Restructuring	1,521		1,521			2,465
Financing Receivable, Troubled Debt Restructuring, Commitment to Lend	$ 1,300		$ 1,300			800
Loan to Value Ratio	75.00%		75.00%
Financing Receivable, Troubled Debt Restructuring, Subsequent Default	$ 0	$ 0	$ 0	$ 0
Financing Receivable, Troubled Debt Restructuring, Reserves	$ 100		$ 100			$ 600
Percentage Reserves For Loan Losses On Troubled Debt Restructurings	1.10%		1.10%			7.20%
Loans and Leases Receivable, Allowance, Ending Balance	$ 9,532	8,195	$ 9,532	8,195	$ 8,649	$ 8,564	$ 8,624	$ 8,686
Deferred Loan Payments	82,045		82,045		119,079
Commercial Real Estate Portfolio Segment [Member]
Impaired Financing Receivable, Related Allowance	5		5			451
Financing Receivable, Troubled Debt Restructuring	214		214			983
Loans and Leases Receivable, Allowance, Ending Balance	6,260	4,720	6,260	4,720	5,382	5,060	$ 4,762	$ 4,869
Deferred Loan Payments	81,679		81,679		$ 116,047
Hotel [Member] \| MINNESOTA \| Commercial Real Estate Portfolio Segment [Member]
Deferred Loan Payments	38,500		38,500
Hotel [Member] \| Rochester, Minnesota [Member] \| Commercial Real Estate Portfolio Segment [Member]
Deferred Loan Payments	21,300		21,300
Hotel [Member] \| Minneapolis, Minnesota [Member]
Deferred Loan Payments	13,800		13,800
Hotel [Member] \| St. Cloud, Minnesota {Member] \| Commercial Real Estate Portfolio Segment [Member]
Deferred Loan Payments	3,400		3,400
Nonperforming Financial Instruments [Member]
Impaired Financing Receivable, Related Allowance	100		100			200
Financing Receivable, Troubled Debt Restructuring	1,064		1,064			695
Nonperforming Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Troubled Debt Restructuring	214		214			0
Performing Financial Instruments [Member]
Financing Receivable, Troubled Debt Restructuring	457		457			1,770
Performing Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Troubled Debt Restructuring	0		0			$ 983
Performing Financial Instruments [Member] \| Classified [Member]
Financing Receivable, Troubled Debt Restructuring	$ 0	$ 100	$ 0	$ 100