Shareholders' Deficit (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 0 Months Ended 12 Months Ended 0 Months Ended 1 Months Ended 0 Months Ended 12 Months Ended 0 Months Ended 0 Months Ended 12 Months Ended
Nov. 30, 2011
Dec. 31, 2011
Dec. 31, 2013
Dec. 31, 2012
Sep. 16, 2011
Dec. 31, 2009
Sep. 16, 2011
September 16, 2011 Amendment [Member]
Sep. 16, 2011
September 16, 2011 Amendment [Member]
Minimum [Member]
Sep. 16, 2011
September 16, 2011 Amendment [Member]
Maximum [Member]
Sep. 30, 2010
February 17, 2010 Amendment [Member]
Feb. 17, 2010
February 17, 2010 Amendment [Member]
Minimum [Member]
Feb. 17, 2010
February 17, 2010 Amendment [Member]
Maximum [Member]
Jul. 22, 2011
Common Stock [Member]
Dec. 31, 2013
Common Stock [Member]
Dec. 31, 2012
Common Stock [Member]
Dec. 31, 2011
Common Stock [Member]
Dec. 31, 2013
Preferred Stock [Member]
Dec. 31, 2012
Preferred Stock [Member]
Dec. 31, 2011
Preferred Stock [Member]
Jul. 22, 2011
Series A Preferred Stock [Member]
Dec. 31, 2013
Series A Preferred Stock [Member]
Dec. 31, 2012
Series A Preferred Stock [Member]
Jul. 22, 2011
Series B Preferred Stock [Member]
Dec. 31, 2013
Series B Preferred Stock [Member]
Dec. 31, 2012
Series B Preferred Stock [Member]
Dec. 31, 2011
Series B Preferred Stock [Member]
Jul. 22, 2011
Series B Preferred Stock [Member]
IBT [Member]
Jul. 22, 2011
Credit Agreement [Member]
Series B Preferred Stock [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]                                                        
Preferred stock authorized shares     5,000,000 5,000,000     5,000,000                         1     4,999,999          
Liquidation value per share                                       $ 1 $ 1 $ 1   $ 0 $ 0      
Shares issued                                       1 1 1 4,999,999 0 0      
Outstanding credit agreement claims                                                       3,717,948
Modification of memorandum of understanding shares in 2010 and 2009                                                     1,282,051  
Fair value of preferred stock allocated to conversion feature                                             $ 58.0          
Capital stock authorized shares         85,000,000   10,005,000,000                                          
Preferred stock, par value     $ 1 $ 1     $ 1                                          
Common stock authorized shares     33,333,333 33,333,333     10,000,000,000                                          
Common stock, par value     $ 0.01 $ 0.01     $ 0.01                                          
Reverse stock split, conversion ratio 0.003333 0.003333           0.02 0.003333 0.04                                      
Common stock shares converted from preferred                         (4,600,000) 0 0 (6,210,000)               0 0 (5,000,000)    
Common stock issued shares     10,173,000 7,976,000                                                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                                                        
Beginning balance, preferred shares     0 0   0                                            
Beginning balance, common shares     10,173,000 7,976,000   159,000                                            
Issuance of stock                           1,929,000.0 1,112,000.0 478,000.0 0 0 0 1.0     3,700,000.0 0 0 5,000,000.0    
Common stock shares converted from preferred                         (4,600,000) 0 0 (6,210,000)               0 0 (5,000,000)    
Issuance of equity awards, net                           268,000 17,000 0 0 0 0                  
Ending balance, preferred shares   0 0 0   0                                            
Ending balance, common shares   6,847,000 10,173,000 7,976,000   159,000