Quarterly report pursuant to Section 13 or 15(d)

Debt - Material Debt Activities - Credit Facilities (Details)

v3.20.1
Debt - Material Debt Activities - Credit Facilities (Details)
3 Months Ended
Mar. 31, 2020
USD ($)
Rate
2020 SPL Working Capital Facility [Member]  
Line of Credit Facility [Line Items]  
Line of Credit Facility, Maximum Borrowing Capacity | $ $ 1,200,000,000
Debt Instrument, Description of Variable Rate Basis LIBOR or base rate
2020 SPL Working Capital Facility [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 1.125%
2020 SPL Working Capital Facility [Member] | Minimum [Member] | Base Rate [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 0.125%
2020 SPL Working Capital Facility [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 1.75%
2020 SPL Working Capital Facility [Member] | Maximum [Member] | Base Rate [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 0.75%
SPL [Member] | 2020 SPL Working Capital Facility [Member]  
Line of Credit Facility [Line Items]  
Line of Credit Facility, Maximum Borrowing Capacity | $ $ 1,200,000,000
Debt Instrument, Description of Variable Rate Basis LIBOR or the base rate
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Base Rate Determination Federal Funds Rate [Member] | Base Rate [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 0.50%
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Base Rate Determination LIBOR [Member] | Base Rate [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 0.50%
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Minimum [Member]  
Line of Credit Facility [Line Items]  
Line of Credit Facility, Commitment Fee Percentage 0.10%
Debt Instrument, Debt Service Reserve Ratio 1.25
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Minimum [Member] | London Interbank Offered Rate (LIBOR) [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 1.125%
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Minimum [Member] | Base Rate [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 0.125%
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Maximum [Member]  
Line of Credit Facility [Line Items]  
Line of Credit Facility Additional Permitted Increase | $ $ 800,000,000
Line of Credit Facility, Commitment Fee Percentage 0.30%
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Maximum [Member] | London Interbank Offered Rate (LIBOR) [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 1.75%
SPL [Member] | 2020 SPL Working Capital Facility [Member] | Maximum [Member] | Base Rate [Member]  
Line of Credit Facility [Line Items]  
Debt Instrument, Basis Spread on Variable Rate 0.75%
Drawn Portion [Member] | SPL [Member] | Letter of Credit [Member]  
Line of Credit Facility [Line Items]  
Long-term Line of Credit | $ $ 0