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Note 4 - Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

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
Numerator:
Numerator for basic and diluted earnings per share – Net income available to common shareholders		$	16,816			$	41,621			$	39,923			$	78,725
Denominator–
Denominator for basic earnings per share – weighted average shares outstanding			36,291				36,852				36,387				36,847
Effect of dilutive securities–
Employee stock options and restricted stock awards			609				843				726				917
Denominator for diluted earnings per share – adjusted weighted average shares outstanding and assumed conversions			36,900				37,695				37,113				37,764
Basic earnings per common share		$	0.46			$	1.13			$	1.10			$	2.14
Diluted earnings per common share and common share equivalents		$	0.46			$	1.10			$	1.08			$	2.08

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

		Three Months Ended June 30,								Six Months Ended June 30,
		2020				2019				2020				2019
Weighted average anti-dilutive options			1,671				1,397				1,433				1,186

X

- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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X

- 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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- References

No definition available.

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