Note 15 - Fair Values Measurements and Disclosures (Tables)

12 Months Ended

Dec. 31, 2019

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

							Total
December 31, 201 9	Level 1		Level 2		Level 3		Fair Value
State and municipal securities available for sale	$	-	$	13,465,317	$	-	$	13,465,317
Residential mortgage-backed securities available for sale		-		11,050,442		-		11,050,442
	$	-	$	24,515,759	$	-	$	24,515,759

							Total
December 31, 201 8	Level 1		Level 2		Level 3		Fair Value
State and municipal securities available for sale	$	-	$	13,186,788	$	-	$	13,186,788
Residential mortgage-backed securities available for sale		-		12,346,979		-		12,346,979
	$	-	$	25,533,767	$	-	$	25,533,767

Fair Value Measurements, Nonrecurring [Table Text Block]

							Total
December 31, 201 9	Level 1		Level 2		Level 3		Fair Value
Foreclosed assets	$	-	$	-	$	12,926	$	12,926
Impaired loans, net		-		-		351,236		351,236

							Total
December 31, 201 8	Level 1		Level 2		Level 3		Fair Value
Foreclosed real estate	$	-	$	-	$	78,926	$	78,926
Impaired loans, net		-		-		841,522		841,522

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

Quantitative Information about Level 3 Fair Value Measurements

Fair Value

Valuation

Unobservable

Estimate

Techniques

Input

Range

December 31, 201

Foreclosed assets

12,926

Appraisal of collateral

Appraisal adjustments

(50)%

(76)%

Impaired loans, net

287,815

Appraisal of collateral

Appraisal adjustments

(46.67)%

Impaired loans, net

63,421

Discounted Future Cash Flows

Payment Stream

N/A

Discount Rate

10%

December 31, 201

Foreclosed assets

78,926

Appraisal of collateral

Appraisal adjustments

(36)%

(49)%

Impaired loans, net

662,799

Appraisal of collateral

Appraisal adjustments

(44)%

(69)%

Impaired loans, net

54,199

Discounted Future Cash Flows

Payment Stream

N/A

Discount Rate

10%

Ottawa Bancorp Inc 10-K