Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Income Tax Disclosure [Abstract]

Components of Income (Loss) Before Income Taxes

The components of income before income taxes are as follows:

	Year Ended December 31,
	2019		2018		2017
Domestic	$	460	$	1,087	$	917
Foreign	110		247		164
	$	570	$	1,334	$	1,081

Schedule of The Provision For (Benefit From) Income Taxes

The Company's provision for (benefit from) income taxes consists of the following:

	Year Ended December 31,
	2019			2018			2017
Current
Federal	$	20		$	158		$	231
State	9			28			18
Foreign	25			52			27
Total current	54			238			276
Deferred
Federal	69			59			(557		)
State	11			(2		)	25
Foreign	(26		)	5			(2		)
Total deferred	54			62			(534		)
Total provision for (benefit from) income taxes	$	108		$	300		$	(258	)

Reconciliation of Taxes Computed at the Statutory Rate to Income Tax Expense

A reconciliation of taxes computed at the statutory rate to the Company's income tax expense is as follows:

	Year Ended December 31,
	2019			2018			2017
Provision for federal income tax, at statutory rate	$	120		$	280		$	378
State income tax provision, net of federal income tax effect	10			28			26
Foreign income tax rate differential	(6		)	14			(36		)
Manufacturing deduction	—			—			(23		)
Depletion	(5		)	(4		)	(7		)
Noncontrolling interests	(8		)	(6		)	(9		)
Tax Act related adjustment	—			—			(591		)
Change in valuation allowance	(17		)	(9		)	3
Changes in state apportionment and other state adjustments	11			(6		)	2
Other, net	3			3			(1		)
Total income tax expense (benefit)	$	108		$	300		$	(258	)

Schedule of Deferred Tax Assets And Liabilities

The tax effects of the principal temporary differences between financial reporting and income tax reporting at December 31 are as follows:

	2019			2018
Net operating loss carryforward	$	209		$	50
Credit carryforward	25			24
Operating lease liabilities	96			—
Accruals	65			64
Pension	83			76
Inventories	20			13
Other	26			17
Deferred taxes assets—total	524			244
Property, plant and equipment	(1,017		)	(948		)
Intangibles	(156		)	(148		)
Operating lease right-of-use asset	(95		)	—
Turnaround costs	(21		)	(20		)
Consolidated partnerships	(194		)	(202		)
Equity method investments	(220		)	(13		)
Other	(18		)	(14		)
Deferred tax liabilities—total	(1,721		)	(1,345		)
Valuation allowance	(30		)	(47		)
Total net deferred tax liabilities	$	(1,227	)	$	(1,148	)
Balance sheet classifications
Noncurrent deferred tax asset	$	28		$	11
Noncurrent deferred tax liability	(1,255		)	(1,159		)
Total net deferred tax liabilities	$	(1,227	)	$	(1,148	)