Annual report pursuant to Section 13 and 15(d)

Other Information - Net Income Attributable to Common Stockholders (Details)

v2.4.0.8
Other Information - Net Income Attributable to Common Stockholders (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Other Information - Net Income Attributable to Common Stockholders [Abstract]      
Income (Loss) from Continuing Operations, Per Basic Share     $ 2.06
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share     $ 0.06
Income (Loss) from Continuing Operations, Per Diluted Share     $ 2.06
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share     $ 0.06
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 0 2,900,000 3,200,000
Weighted Average Number of Shares Outstanding, Basic 115,925,000 119,996,000 119,996,000
Weighted Average Number of Shares Outstanding, Diluted 121,156,000 120,105,000 120,101,000
Employee Stock Option
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted Average Number Diluted Shares Outstanding Adjustment 3,792,000 0 7,000
Restricted Stock
      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted Average Number Diluted Shares Outstanding Adjustment 1,439,000 109,000 98,000