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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2020
Dec. 31, 2019
Statement Of Financial Position [Abstract]    
Accounts receivable net of allowances $ 2 $ 0
Preferred stock no par value $ 0 $ 0
Preferred shares unlimited authorized Unlimited Unlimited
Preferred shares issued 4,000,000 4,000,000
Preferred shares outstanding 4,000,000 4,000,000
Common stock no par value $ 0.0001 $ 0.0001
Common shares unlimited authorized Unlimited Unlimited
Common shares issued 170,000,000 170,000,000
Common shares outstanding 170,000,000 170,000,000