Annual report pursuant to Section 13 and 15(d)

Inventory, net (Details)

v3.20.4
Inventory, net (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Raw materials $ 0 $ 3
Finished goods 13 13
Allowance for obsolescence (3) (5)
Total inventory, net $ 10 $ 11