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Note 12 - Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share [Abstract]

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

		Year Ended December 31,
		2014				2013				2012
Net income (numerator)		$	174,613			$	174,539			$	93,223
Weighted average shares (denominator)
Basic			68,538,248				68,081,632				67,360,632
Dilutive effect of stock compensation awards (1)			1,632,796				1,585,897				1,832,506
Diluted			70,171,044				69,667,529				69,193,138
Net income per share
Basic		$	2.55			$	2.56			$	1.38
Diluted		$	2.49			$	2.51			$	1.35

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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/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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