CONDENSED CONSOLIDATED BALANCE SHEETS (PARENTHETICALS) (USD $)	Jun. 30, 2014	Dec. 31, 2013
Stockholders' Equity:
Preferred Stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	136,845,596	137,533,382
Common stock, shares outstanding	136,738,034	137,491,906
Treasury Stock, Shares	107,562	41,476