Reportable Business Segment Information (Reportable Segment Tables) (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting, Revenue Reconciling Item [Line Items]
Total Net sales	$ 16,802	$ 13,834	$ 15,146
Total Segment income	2,171	2,109	2,271
Corporate unallocated	(194)	(233)	(198)
Interest Income (Expense), Net	(95)	(115)	(100)
Transaction-related costs	(86)	(9)	(17)
Pension Expense (Reversal of Expense), Noncash	(50)	0	0
Environmental remediation charges, net	(35)	(26)	(61)
Restructuring Costs	(27)	(224)	(222)
Impairment charges	(21)	(93)	0
Unusual or Infrequent Item, or Both, Loss, Gross	(17)	(17)	0
Accounts Receivable, Credit Loss Expense (Reversal), CARES Act	14	(30)	0
Income from legal settlements	22	0	0
Increase (Decrease) in Liability for Claims and Claims Adjustment Expense Reserve	133	0	(12)
Total Income before income taxes	1,815	1,362	1,661
Depreciation and amortization	561	509	511
Share of net earnings of equity affiliates	15	8	11
Segment assets	21,351	19,556	17,708
Investment in equity affiliates	126	120	129
Expenditures for property (including business acquisitions)	2,508	1,473	1,056
Corporate, Non-Segment
Segment Reporting, Revenue Reconciling Item [Line Items]
Depreciation and amortization	41	58	62
Share of net earnings of equity affiliates	10	5	10
Segment assets	2,149	2,965	2,160
Investment in equity affiliates	78	74	82
Expenditures for property (including business acquisitions)	26	14	63
Performance Coatings Segment
Segment Reporting, Revenue Reconciling Item [Line Items]
Total Net sales	10,333	8,495	9,034
Performance Coatings Segment | Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Total Net sales	10,333	8,495	9,034
Total Segment income	1,491	1,359	1,409
Depreciation and amortization	308	251	255
Share of net earnings of equity affiliates	5	3	1
Segment assets	13,395	11,551	10,636
Investment in equity affiliates	33	31	33
Expenditures for property (including business acquisitions)	1,698	1,293	483
Industrial Coatings Segment
Segment Reporting, Revenue Reconciling Item [Line Items]
Total Net sales	6,469	5,339	6,112
Industrial Coatings Segment | Operating Segments
Segment Reporting, Revenue Reconciling Item [Line Items]
Total Net sales	6,469	5,339	6,112
Total Segment income	680	750	862
Depreciation and amortization	212	200	194
Segment assets	5,807	5,040	4,912
Investment in equity affiliates	15	15	14
Expenditures for property (including business acquisitions)	$ 784	$ 166	$ 510