Annual report pursuant to Section 13 and 15(d)

Income Tax - Deferred Tax Assets (Liabilities) (Details)

v3.10.0.1
Income Tax - Deferred Tax Assets (Liabilities) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]    
Receivables basis difference $ (9) $ (8)
Equity method investments (31) (22)
Gross deferred tax liabilities (40) (30)
Net operating loss (NOL) carryforwards 34 27
Tax credit carryforwards 12 10
Share-based compensation 3 3
Valuation allowance (11) (11)
Gross deferred tax assets 38 29
Net deferred tax liabilities $ (2) $ (1)