Note 17 - Fair Values Measurements (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Available for sale securities
U.S. Government agency debt obligations	$	186,410,000	$	0	$	186,410,000	$	0
Mortgage-backed securities		42,470,000		0		42,470,000		0
Municipal general obligation bonds		101,079,000		0		99,029,000		2,050,000
Municipal revenue bonds		4,196,000		0		4,196,000		0
Other investments		500,000		0		500,000		0
Total	$	334,655,000	$	0	$	332,605,000	$	2,050,000

	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Available for sale securities
U.S. Government agency debt obligations	$	187,077,000	$	0	$	187,077,000	$	0
Mortgage-backed securities		43,658,000		0		43,658,000		0
Municipal general obligation bonds		102,497,000		0		98,768,000		3,729,000
Municipal revenue bonds		3,634,000		0		3,634,000		0
Other investments		500,000		0		500,000		0
Total	$	337,366,000	$	0	$	333,637,000	$	3,729,000

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

			Quoted Prices
			in Active		Significant
			Markets for		Other		Significant
			Identical		Observable		Unobservable
			Assets		Inputs		Inputs
	Total		(Level 1)		(Level 2)		(Level 3)
Impaired loans	$	1,107,000	$	0	$	0	$	1,107,000
Foreclosed assets		452,000		0		0		452,000
Total	$	1,559,000	$	0	$	0	$	1,559,000

			Quoted Prices
			in Active		Significant
			Markets for		Other		Significant
			Identical		Observable		Unobservable
			Assets		Inputs		Inputs
	Total		(Level 1)		(Level 2)		(Level 3)
Impaired loans	$	8,181,000	$	0	$	0	$	8,181,000
Foreclosed assets		811,000		0		0		811,000
Total	$	8,992,000	$	0	$	0	$	8,992,000