Accounts Payable and Accrued Liabilities (Detail) - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Accounts Payable and Accrued Liabilities, Current
Accounts payable, principally trade	$ 1,004	$ 920
Common stock dividends payable	101	87
Employee compensation and withholdings	485	548
Property, payroll and certain other taxes	130	143
Business optimization reserves	90	100
Accrued rebates	193	218
All other	725	717
Accounts payable and accrued liabilities	$ 2,728	$ 2,733