Note 11 - Fair Values (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [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)
Available for sale securities
U.S. Government agency debt obligations	$	410,578,000	$	0	$	410,578,000	$	0
Mortgage-backed securities		37,746,000		0		37,746,000		0
Municipal general obligation bonds		134,671,000		0		133,994,000		677,000
Municipal revenue bonds		22,166,000		0		22,166,000		0
Other investments		500,000		0		500,000		0
Interest rate swaps		10,053,000		0		10,053,000		0
Total	$	615,714,000	$	0	$	615,037,000	$	677,000

			Quoted
			Prices in
			Active		Significant
			Markets for		Other		Significant
			Identical		Observable		Unobservable
			Assets		Inputs		Inputs
	Total		(Level 1)		(Level 2)		(Level 3)
Available for sale securities
U.S. Government agency debt obligations	$	390,371,000	$	0	$	390,371,000	$	0
Mortgage-backed securities		41,803,000		0		41,803,000		0
Municipal general obligation bonds		137,594,000		0		136,917,000		677,000
Municipal revenue bonds		22,475,000		0		22,475,000		0
Other investments		500,000		0		500,000		0
Interest rate swaps		4,609,000		0		4,609,000		0
Total	$	597,352,000	$	0	$	596,675,000	$	677,000

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)
Loans	$	1,338,000	$	0	$	0	$	1,338,000
Foreclosed assets		0		0		0		0
Total	$	1,338,000	$	0	$	0	$	1,338,000

			Quoted
			Prices in
			Active		Significant
			Markets for		Other		Significant
			Identical		Observable		Unobservable
			Assets		Inputs		Inputs
	Total		(Level 1)		(Level 2)		(Level 3)
Impaired loans	$	3,807,000	$	0	$	0	$	3,807,000
Foreclosed assets		0		0		0		0
Total	$	3,807,000	$	0	$	0	$	3,807,000