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Basis of Financial Statement Presentation (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2014
Correction of Misclassification of Freight Revenue
Accounting Policies [Line Items]
Reclassification of net sales and cost of sales	$ 1,608	$ 4,366

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[Line Items] for Accounting Policies [Table]

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Increase (Decrease) in Revenue, Net

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