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Note 15 - Stock-based Compensation (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

		2020				2019
Expected volatility			28.5	%			35.0	%
Expected term (in years)			6.0				6.0
Expected dividends			1.99	%			1.90	%
Risk free rate			1.31	%			2.66	%
Grant date fair value		$	4.61			$	6.32

Share-based Payment Arrangement, Option and Stock Appreciation Rights, Activity [Table Text Block]

										Weighted-
						Weighted-				Average
						Average				Remaining				Aggregate
						Exercise				Contractual				Intrinsic
(dollars in thousands, except for share amounts)		Shares				Price				Term (in years)				Value
Outstanding at beginning of year			1,090,968			$	13.11
Granted			51,000				20.10
Exercised			(56,498	)			12.61
Forfeited/cancelled			(36,000	)			18.32
Outstanding at end of year			1,049,470			$	13.30				3.52 years			$	189,917
Options exercisable			958,470			$	12.73				3.01 years			$	189,917

X

- Definition

Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for stock options and stock appreciation rights that were outstanding at the beginning and end of the year, exercisable at the end of the year, and the number of stock options and stock appreciation rights that were granted, exercised or converted, forfeited, and expired during the year.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
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-Subparagraph (f)(2)
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