Annual report pursuant to Section 13 and 15(d)

Debt - CCH Credit Facility (Details)

v3.10.0.1
Debt - CCH Credit Facility (Details)
$ in Millions
 12 Months Ended
Dec. 31, 2018
USD ($)
Rate
trains
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
May 31, 2018
USD ($)
May 01, 2018
USD ($)
Line of Credit Facility [Line Items]          
Loss on modification or extinguishment of debt | $ $ 27 $ 100 $ 135    
CCH Credit Facility [Member]          
Line of Credit Facility [Line Items]          
Maturity date Jun. 30, 2024        
Debt Instrument, Description of Variable Rate Basis LIBOR or base rate        
CCH Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]          
Line of Credit Facility [Line Items]          
Debt Instrument, Basis Spread on Variable Rate 1.75%        
CCH Credit Facility [Member] | Base Rate [Member]          
Line of Credit Facility [Line Items]          
Debt Instrument, Basis Spread on Variable Rate 0.75%        
CCH [Member] | CCH Credit Facility [Member]          
Line of Credit Facility [Line Items]          
Line of Credit Facility, Maximum Borrowing Capacity | $       $ 6,100 $ 4,600
Number of Liquefaction LNG Trains | trains 3        
Maturity date Jun. 30, 2024        
Line of Credit Facility, Date of First Quarterly Payment, Number of Months Following Project Completion 3 months        
Line Of Credit Facility, Amortization Period 19 years        
Debt Instrument, Description of Variable Rate Basis LIBOR or the base rate        
Line Of Credit Facility, Unused Capacity, Commitment Fee Percentage Of Margin On Undrawn Commitment 40.00%        
Debt Instrument, Balance Required in Reserve Account, Period of Debt Service 6 months        
Loss on modification or extinguishment of debt | $ $ 15        
Debt Issuance Costs, Required Fees to Agents and Lenders | $ $ 53        
CCH [Member] | CCH Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]          
Line of Credit Facility [Line Items]          
Debt Instrument, Basis Spread on Variable Rate | Rate 1.75%        
CCH [Member] | CCH Credit Facility [Member] | Base Rate [Member]          
Line of Credit Facility [Line Items]          
Debt Instrument, Basis Spread on Variable Rate | Rate 0.75%        
CCH [Member] | CCH Credit Facility [Member] | Minimum [Member]          
Line of Credit Facility [Line Items]          
Debt Instrument, Fixed Charge, Coverage Ratio, Projected | Rate 1.50        
Percentage of Debt Hedged by Interest Rate Derivatives 65.00%        
Debt Instrument, Fixed Charge, Coverage Ratio | Rate 1.25