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Note 3 - Stock-based Compensation (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

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

						Weighted-
						average
						Exercise Price
		Shares				Per Share
Outstanding, January 1, 2019			7,450			$	17.55
Exercised			(200	)			17.55
Outstanding, September 30, 2019			7,250			$	17.55
Exercisable, September 30, 2019			7,250			$	17.55

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

						Weighted-
						average
						Grant Date Fair
		Units				Value Per Unit
Nonvested at January 1, 2019			21,175			$	41.95
Granted			14,565				41.90
Vested			(4,970	)			32.40
Nonvested at September 30, 2019			30,770			$	43.48
Expected to vest as of September 30, 2019			6,253			$	39.58

X

- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

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- Definition

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