XML 43 R32.htm IDEA: XBRL DOCUMENT v3.8.0.1
Debt - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended 9 Months Ended
Mar. 10, 2017
Oct. 30, 2015
Aug. 31, 2017
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Debt Instrument [Line Items]                
Long-term debt       $ 4,799,400,000   $ 4,799,400,000   $ 5,044,200,000
Loss on extinguishment of debt       4,600,000 $ 53,200,000 $ 13,600,000 $ 53,200,000  
Number of shares issued in debt conversion (in shares)           2,700,000.0    
Value of shares converted           $ 44,700,000    
Loss on conversion of debt           500,000    
Term loan facility                
Debt Instrument [Line Items]                
Long-term debt       $ 1,494,000,000   $ 1,494,000,000   1,481,900,000
Proceeds from new Term Loan for general corporate purposes $ 1,500,000.0              
Term loan facility | Base Rate                
Debt Instrument [Line Items]                
Basis spread on variable rate 1.25% 2.25%            
Senior notes due 2018                
Debt Instrument [Line Items]                
Long-term debt               $ 265,800,000
Loss on extinguishment of debt     $ 5,000,000          
Stated interest rate       7.25%   7.25%    
Redemption price as percentage of principal amount     102.168%          
Secured Debt | Term loan facility                
Debt Instrument [Line Items]                
Interest rate       3.55%   3.55%    
Morgan Stanley Senior Funding, Inc. | Secured Debt | Amendment No. 1 to Credit Agreement                
Debt Instrument [Line Items]                
Long-term debt   $ 1,481,900,000            
Morgan Stanley Senior Funding, Inc. | Secured Debt | Amendment No. 2 to Credit Agreement                
Debt Instrument [Line Items]                
Long-term debt $ 1,494,000,000              
Loss on extinguishment of debt       $ 8,300,000        
Maximum | Term loan facility | London Interbank Offered Rate (LIBOR)                
Debt Instrument [Line Items]                
Basis spread on variable rate 2.25% 3.25%            
Minimum | Term loan facility | London Interbank Offered Rate (LIBOR)                
Debt Instrument [Line Items]                
Basis spread on variable rate 0.00% 1.00%            
Long-term Debt                
Debt Instrument [Line Items]                
Value of shares converted           $ 44,400,000    
Equity                
Debt Instrument [Line Items]                
Value of shares converted           $ 44,800,000