CONDENSED CONSOLIDATED BALANCE SHEETS (PARENTHETICALS) - $ / shares	Sep. 30, 2015	Dec. 31, 2014
Stockholders' Equity:
Preferred Stock, par value (usd per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (shares)	5,000,000	5,000,000
Preferred stock, shares issued (shares)	0	0
Preferred stock, shares outstanding (shares)	0	0
Common stock, par value (usd per share)	$ 0.01	$ 0.01
Common stock, shares authorized (shares)	200,000,000	200,000,000
Common stock, shares issued (shares)	128,409,720	131,556,573
Common stock, shares outstanding (shares)	126,701,469	131,481,473
Treasury Stock, Shares (shares)	1,708,251	75,100