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Note 17 - Unaudited Quarterly Financial Data (Tables)

12 Months Ended

Dec. 31, 2014

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

		First				Second				Third				Fourth
		Quarter				Quarter				Quarter				Quarter
2014
Revenues		$	958,667			$	1,182,461			$	1,241,022			$	1,345,206
Gross profit			165,925				193,349				198,739				198,033
Operating income			22,746				34,932				41,018				43,045
Income before income taxes			19,615				32,389				38,329				40,210
Net income		$	12,014			$	19,838			$	23,478			$	24,627
Earnings per share:
Basic		$	0.31			$	0.50			$	0.59			$	0.62
Diluted		$	0.30			$	0.49			$	0.57			$	0.60

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- Definition

Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 270

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (a)-(j)

-URI http://asc.fasb.org/extlink&oid=35737889&loc=d3e1280-108306

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