Annual report pursuant to Section 13 and 15(d)

Leases - Future Minimum Payments Table (Details)

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Leases - Future Minimum Payments Table (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Operating Leases, Future Minimum Payments [Abstract]    
Due Next Twelve Months $ 9 $ 10
Due Year Two 10 10
Due Year Three 10 10
Due Year Four 10 10
Due Year Five 10 10
Thereafter 116 124
Total lease payments 165 $ 174
Less: Interest (72)  
Present value of lease liabilities $ 93