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Segment Information and Revenue Recognition - Sales and Assets by Geographic Region (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2014
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Segment Reporting Information [Line Items]          
Net sales $ 12 $ 610 $ 371 $ 1,356 $ 1,014
Europe          
Segment Reporting Information [Line Items]          
Net sales   219 132 495 386
Americas          
Segment Reporting Information [Line Items]          
Net sales   159 62 361 254
China Domestic          
Segment Reporting Information [Line Items]          
Net sales   115 126 239 183
China Export          
Segment Reporting Information [Line Items]          
Net sales   43 23 97 87
Other Asia-Pacific          
Segment Reporting Information [Line Items]          
Net sales   95 38 214 154
Eliminations          
Segment Reporting Information [Line Items]          
Net sales   $ (21) $ (10) $ (50) $ (50)