Pending Sale of the Specialty Fluids Business - Summary of Carrying Amounts of Major Classes of Assets and Liabilities Classified as Held for Sale (Detail) $ in Millions	Mar. 31, 2019 USD ($)
Assets
Adjusted assets held for sale	$ 179
Liabilities
Total liabilities held for sale	21
Held for Sale [Member] | Specialty Fluids [Member]
Assets
Accounts and notes receivable, net of reserve for doubtful accounts	42
Inventories	5
Prepaid expenses and other current assets	4
Property, plant and equipment, net	13
Assets held for rent	134
Deferred income taxes	1
Total assets held for sale	199
Impairment of held for sale assets	(20)
Adjusted assets held for sale	179
Liabilities
Accounts payable and accrued liabilities	5
Income taxes payable	5
Deferred income taxes	4
Other liabilities	7
Total liabilities held for sale	21
Total net assets held for sale	$ 158