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Common Stock Offering	9 Months Ended
Common Stock Offering	Sep. 30, 2014
Text Block [Abstract]
Common Stock Offering	Note 3 – Common Stock Offering In May 2014, we sold 5,750,000 shares of our common stock in a public offering at a price of $41.00 per share resulting in net proceeds of approximately $226.0 million after deducting the underwriting discount and offering expenses.