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

6 Months Ended

Jun. 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			500,684
Automatic Dividend Reinvestment and Share Purchase Plan:
Dividends Reinvested			63,929
Cash Invested			30,345
Executive Stock Performance Awards (2017 awards earned)			62,497
Vesting of Restricted Stock Units			35,720
Employee Stock Purchase Plan:
Cash Invested			13,432
Dividends Reinvested			4,835
Restricted Stock Issued to Directors			17,400
Directors Deferred Compensation			612
Retirements:
Shares Withheld for Individual Income Tax Requirements			(38,217	)
Common Shares Outstanding, June 30, 2020			40,848,828

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

		Three Months ended June 30								Six Months ended June 30
		2020				2019				2020				2019
Weighted Average Common Shares Outstanding – Basic			40,513,286				39,712,036				40,365,214				39,684,679
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			97,401				134,137				111,519				146,148
Underlying Shares Related to Nonvested Restricted Stock Units Granted to Employees			47,331				60,168				55,614				61,783
Shares Expected to be Issued Under the Employee Stock Purchase Plan			15,833				-				15,905				-
Nonvested Restricted Shares			1,637				9,657				10,749				15,790
Shares Expected to be Issued Under the Deferred Compensation Program for Directors			1,273				1,833				1,548				2,099
Total Dilutive Shares			163,475				205,795				195,335				225,820
Weighted Average Common Shares Outstanding – Diluted			40,676,761				39,917,831				40,560,549				39,910,499

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- Definition

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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