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Note 9 - Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

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

		Three Months Ended March 31,
		2015				2014
Net income (numerator)		$	19,685			$	34,701
Weighted average shares (denominator)
Basic			68,806,337				68,421,800
Dilutive effect of stock compensation awards (1)			1,282,598				1,586,690
Diluted			70,088,935				70,008,490
Net income per share
Basic		$	0.29			$	0.51
Diluted		$	0.28			$	0.50

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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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