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Intangible Assets, Net (Tables)
3 Months Ended
Mar. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets, Net of Accumulated Amortization
Intangible assets, net of accumulated amortization, consisted of the following:
March 31, 2021December 31, 2020
Gross CostAccumulated
Amortization
Net Carrying
Amount
Gross CostAccumulated
Amortization
Net Carrying
Amount
Customer relationships$291 $(197)$94 $291 $(193)$98 
TiO2 technology
93 (26)67 93 (24)69 
Internal-use software and other81 (41)40 73 (39)34 
Intangible assets, net$465 $(264)$201 $457 $(256)$201