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Note 5 - Common Shares and Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Common Stock Outstanding Roll Forward [Table Text Block]

Common Shares Outstanding, December 31, 2019			40,157,591
Issuances:
At-the-Market Offering			588,084
Automatic Dividend Reinvestment and Share Purchase Plan:
Dividends Reinvested			102,042
Cash Invested			88,636
Executive Stock Performance Awards (2017 awards earned)			62,497
Vesting of Restricted Stock Units			35,720
Employee Stock Purchase Plan:
Cash Invested			29,894
Dividends Reinvested			7,906
Restricted Stock Issued to Directors			17,400
Directors Deferred Compensation			612
Retirements:
Shares Withheld for Individual Income Tax Requirements			(38,217	)
Common Shares Outstanding, September 30, 2020			41,052,165

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

		Three Months ended September 30								Nine Months ended September 30
		2020				2019				2020				2019
Weighted Average Common Shares Outstanding – Basic			40,913,972				39,714,672				40,548,133				39,694,677
Plus Outstanding Share Awards net of Share Reductions for Unrecognized Stock-Based Compensation Expense and Excess Tax Benefits:
Shares Expected to be Awarded for Stock Performance Awards Granted to Executive Officers based on Measurement Period-to-Date Performance			98,012				149,023				107,017				147,106
Underlying Shares Related to Nonvested Restricted Stock Units Granted to Employees			48,682				68,138				53,303				63,902
Shares Expected to be Issued Under the Employee Stock Purchase Plan			13,182				-				14,997				-
Nonvested Restricted Shares			2,603				13,107				8,033				14,896
Shares Expected to be Issued Under the Deferred Compensation Program for Directors			1,238				1,799				1,445				1,999
Total Dilutive Shares			163,717				232,067				184,795				227,903
Weighted Average Common Shares Outstanding – Diluted			41,077,689				39,946,739				40,732,928				39,922,580

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Tabular disclosure of the change in common stock outstanding.

+ References

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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