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Note 13 - Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

2021		$	342,000
2022		$	375,000
2023		$	310,000
2024		$	297,000
2025		$	354,000
2026		$	288,000
2027		$	111,000

Share-based Payment Arrangement, Option, Activity [Table Text Block]

		Shares Under Option				Weighted- Average Exercise Price
Outstanding—January 1, 2018:			45,068			$	10.79
Granted			-				-
Exercised			(45,005	)			10.79
Canceled			(63	)			11.22
Outstanding—December 31, 2018:			-			$	-
Granted			-				-
Exercised			-				-
Canceled			-				-
Outstanding—December 31, 2019:			-			$	-
Granted			-				-
Exercised			-				-
Canceled			-				-
Outstanding—December 31, 2020:			-			$	-
Options exercisable—December 31, 2020:			-			$	-

Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

		Restricted Stock
		Number of Shares				Weighted- Average Grant Date Fair Value
Nonvested—January 1, 2020			55,459			$	24.35
Granted			63,182				36.46
Canceled/forfeited/expired			(18,047	)			38.25
Vested			(39,559	)			19.18
Nonvested—December 31, 2020:			61,035			$	36.12

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