Annual report pursuant to Section 13 and 15(d)

Debt - Schedule of Carrying Values and Estimated Fair Values of Debt Instruments (Details)

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Debt - Schedule of Carrying Values and Estimated Fair Values of Debt Instruments (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt $ 30,406 $ 31,487
Senior Notes [Member] | Carrying Amount [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt [1] 24,550 24,700
Senior Notes [Member] | Carrying Amount [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt [2] 3,253 2,771
Senior Notes [Member] | Estimated Fair Value [Member] | Fair Value, Inputs, Level 2 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior Notes, Estimated Fair Value [1] 26,725 27,897
Senior Notes [Member] | Estimated Fair Value [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Senior Notes, Estimated Fair Value [2] 3,693 3,423
Line of Credit [Member] | Carrying Amount [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt [3] 1,978 2,915
Line of Credit [Member] | Estimated Fair Value [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Lines of Credit, Fair Value Disclosure [3] 1,978 2,915
2021 Convertible Unsecured Notes [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt 0 [4] 476 [5]
2021 Convertible Unsecured Notes [Member] | Carrying Amount [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt [2] 0 476
2021 Convertible Unsecured Notes [Member] | Estimated Fair Value [Member] | Fair Value, Inputs, Level 3 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Convertible Debt, Estimated Fair Value [2] 0 480
2045 Cheniere Convertible Senior Notes [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt [6] 625 625 [7]
2045 Cheniere Convertible Senior Notes [Member] | Carrying Amount [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Carrying Amount, Debt [8] 625 625
2045 Cheniere Convertible Senior Notes [Member] | Estimated Fair Value [Member] | Fair Value, Inputs, Level 1 [Member]    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Convertible Debt, Estimated Fair Value [8] $ 526 $ 496
[1] The Level 2 estimated fair value was based on quotes obtained from broker-dealers or market makers of these senior notes and other similar instruments.
[2] The Level 3 estimated fair value was calculated based on inputs that are observable in the market or that could be derived from, or corroborated with, observable market data, including our stock price and interest rates based on debt issued by parties with comparable credit ratings to us and inputs that are not observable in the market. 
[3] The Level 3 estimated fair value approximates the principal amount because the interest rates are variable and reflective of market rates and the debt may be repaid, in full or in part, at any time without penalty.
[4] A portion of the outstanding balance that is due within one year is classified as current portion of long-term debt.
[5] A portion of the outstanding balance that is due within one year is classified as current portion of long-term debt.
[6] The redemption of these notes was financed with borrowings under the Cheniere Revolving Credit Facility, which is a long-term debt instrument. Therefore, the 4.25% Convertible Senior Notes due 2045 were classified as long-term debt as of December 31, 2021.
[7] The redemption of these notes was financed with borrowings under the Cheniere Revolving Credit Facility, which is a long-term debt instrument. Therefore, the 2045 Cheniere Convertible Senior Notes were classified as long-term debt as of December 31, 2021. See Convertible Notes section below for further discussion of the redemption.
[8] The Level 1 estimated fair value was based on unadjusted quoted prices in active markets for identical liabilities that we had the ability to access at the measurement date.