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Debt - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Apr. 30, 2014
Mar. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
Apr. 30, 2016
Feb. 29, 2016
Oct. 31, 2015
Sep. 30, 2010
Debt Instrument [Line Items]                
Debt issuance costs   $ 18,000,000   $ 20,000,000        
Bonds issued related to JRMSA general agreement of indemnity   73,000,000   54,000,000        
Financial Letter of Credit [Member]                
Debt Instrument [Line Items]                
Letter of credit supported by Cash collateral   $ 43,000,000   45,000,000        
After March 31, 2016 But Before April 16, 2017                
Debt Instrument [Line Items]                
Aggregate amount           $ 25,000,000    
Senior Notes [Member]                
Debt Instrument [Line Items]                
Issue of second-lien seven-year senior secured notes $ 500,000,000              
Tangible equity units, aggregate principal amount 48,000,000              
Letter of Credit Facility [Member]                
Debt Instrument [Line Items]                
Letter of credit, first lien 400,000,000           $ 520,000,000  
Debt instrument maturity year   2017            
Debt instrument covenant maximum capital expenditures       125,000,000        
Line of Credit facility maximum amount outstanding   $ 467,000,000   384,000,000        
Cash collateralize letter of credit permitted to deposit, Amount   300,000,000            
Letter of credit supported by Cash collateral   100,000,000   102,000,000        
Letter of Credit Facility [Member] | Middle Eastern Bank [Member] | Subsequent Event                
Debt Instrument [Line Items]                
Letter of credit, first lien         $ 100,000,000      
Letter of Credit Facility [Member] | Financial Letter of Credit [Member]                
Debt Instrument [Line Items]                
Line of Credit facility maximum amount outstanding   $ 0            
Letter of Credit Facility [Member] | Scenario Forecast [Member]                
Debt Instrument [Line Items]                
Debt instrument covenant maximum capital expenditures     $ 250,000,000          
Debt instrument covenant maximum capital expenditures thereafter     $ 375,000,000          
Term Loan [Member]                
Debt Instrument [Line Items]                
Letter of credit, first lien 300,000,000              
Debt instrument maturity year   2019            
Tangible Equity Units                
Debt Instrument [Line Items]                
Issue of tangible equity units $ 288,000,000              
North Ocean 105 [Member] | Secured Debt [Member] | North Ocean Construction Financing [Member]                
Debt Instrument [Line Items]                
Percentage of interest acquired in subsidiary               75.00%
Ownership percentage in Oceanteam ASA's               25.00%
Reimbursement Agreement [Member]                
Debt Instrument [Line Items]                
Administrative or commitment fees       0        
Bank guarantees issued   $ 28,000,000            
Other General Reimbursement [Member]                
Debt Instrument [Line Items]                
Bank guarantees issued   $ 101,000,000   $ 100,000,000