(Loss)/Earnings Per Common Share (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
(Loss)/Earnings Per Common Share
Weighted average shares for basic (loss)/earnings per share	118,699,000	123,993,000	118,969,000	123,598,000
Weighted average shares and dilutive common share equivalents for dilutive (loss)/earnings per share	118,699,000	123,993,000	118,969,000	123,598,000
Stock options and warrants
(Loss)/Earnings Per Common Share
Anti-dilutive securities excluded from computation of dilutive earnings loss per share (in shares)	9,200,000	10,100,000	9,200,000	10,100,000
Restricted stock
(Loss)/Earnings Per Common Share
Anti-dilutive securities excluded from computation of dilutive earnings loss per share (in shares)	7,500,000	6,700,000	7,500,000	6,700,000
Restricted stock units (RSUs)
(Loss)/Earnings Per Common Share
Anti-dilutive securities excluded from computation of dilutive earnings loss per share (in shares)	3,300,000	6,600,000	3,300,000	6,600,000