Revenue Recognition - Schedule Of Revenue By Revenue Source (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Disaggregation of Revenue [Line Items]
Net sales	$ 3,377	$ 3,624
Performance Coatings
Disaggregation of Revenue [Line Items]
Net sales	2,008	2,108
Industrial Coatings
Disaggregation of Revenue [Line Items]
Net sales	1,369	1,516
United States and Canada
Disaggregation of Revenue [Line Items]
Net sales	1,509	1,566
United States and Canada | Performance Coatings
Disaggregation of Revenue [Line Items]
Net sales	927	953
United States and Canada | Industrial Coatings
Disaggregation of Revenue [Line Items]
Net sales	582	613
Europe, Middle East and Africa ("EMEA")
Disaggregation of Revenue [Line Items]
Net sales	1,061	1,114
Europe, Middle East and Africa ("EMEA") | Performance Coatings
Disaggregation of Revenue [Line Items]
Net sales	665	688
Europe, Middle East and Africa ("EMEA") | Industrial Coatings
Disaggregation of Revenue [Line Items]
Net sales	396	426
Asia Pacific
Disaggregation of Revenue [Line Items]
Net sales	459	583
Asia Pacific | Performance Coatings
Disaggregation of Revenue [Line Items]
Net sales	199	243
Asia Pacific | Industrial Coatings
Disaggregation of Revenue [Line Items]
Net sales	260	340
Latin America
Disaggregation of Revenue [Line Items]
Net sales	348	361
Latin America | Performance Coatings
Disaggregation of Revenue [Line Items]
Net sales	217	224
Latin America | Industrial Coatings
Disaggregation of Revenue [Line Items]
Net sales	$ 131	$ 137
Revenue from Contract with Customer | Service
Disaggregation of Revenue [Line Items]
Service revenue, percentage of total revenue	5.00%