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

3 Months Ended

Mar. 31, 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			112,380
Executive Stock Performance Awards (2017 awards earned)			62,497
Automatic Dividend Reinvestment and Share Purchase Plan:
Dividends Reinvested			30,677
Cash Invested			12,772
Vesting of Restricted Stock Units			23,000
Employee Stock Purchase Plan:
Cash Invested			13,432
Dividends Reinvested			2,316
Retirements:
Shares Withheld for Individual Income Tax Requirements			(38,217	)
Common Shares Outstanding, March 31, 2020			40,376,448

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

		2020				2019
Weighted Average Common Shares Outstanding – Basic			40,217,141				39,657,321
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			125,637				158,159
Underlying Shares Related to Nonvested Restricted Stock Units Granted to Employees			63,897				63,398
Nonvested Restricted Shares			19,861				21,922
Shares Expected to be Issued Under the Employee Stock Purchase Plan			15,977				-
Shares Expected to be Issued Under the Deferred Compensation Program for Directors			1,823				2,365
Total Dilutive Shares			227,195				245,844
Weighted Average Common Shares Outstanding – Diluted			40,444,336				39,903,165

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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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