Other Financial Information (Tables)

12 Months Ended

Dec. 31, 2021

Other Financial Information [Abstract]

Schedule of Interest Cost Components

Interest Cost Components

	2021		2020		2019
Amount charged to expense	$	195	$	146	$	121
Amount capitalized		6		9		13
	$	201	$	155	$	134

Schedule of Other (Income) Expenses, Net

Other (Income) Expenses, Net

	2021			2020			2019
Equity (gain) loss	$	(105	)	$	46		$	49
Foreign currency losses, net		3			20			16
Net gain from asset sales		(354	)		(173	)		(3	)
Net (gain) loss on mark-to-market derivative instruments (P)		(25	)		11			(1	)
Non-service costs – pension and OPEB (O)		47			108			117
Other, net		(11	)		(4	)		(16	)
	$	(445	)	$	8		$	162

Schedule of Other Noncurrent Assets

Other Noncurrent Assets

December 31,	2021		2020
Gas supply prepayment (S)	$	377	$	439
Prepaid gas transmission contract		304		315
Value-added tax credits		215		134
Deferred mining costs, net		149		136
Prepaid pension benefit (O)		164		—
Goodwill (L)		144		145
Noncurrent restricted cash (see below)		106		—
Noncurrent prepaid tax asset (S)		78		82
Intangibles, net (L)		35		45
Other		92		148
	$	1,664	$	1,444

Schedule of Other Noncurrent Liabilities and Deferred Credits

Other Noncurrent Liabilities and Deferred Credits

December 31,	2021		2020
Noncurrent accrued tax liability (S)	$	174	$	169
Accrued compensation and retirement costs		120		116
Operating lease obligations (T)		64		82
Deferred carbon dioxide emission credits		54		56
Value-added tax credits payable to Arconic Corporation		47		—
Noncurrent restructuring reserve (D)		44		1
Deferred alumina sales revenue		36		45
Noncurrent site separation reserve (C)		26		—
Other		34		46
	$	599	$	515

Schedule of Cash and Cash Equivalents and Restricted Cash

Cash and Cash Equivalents and Restricted Cash

December 31,	2021		2020
Cash and cash equivalents	$	1,814	$	1,607
Current restricted cash		4		3
Noncurrent restricted cash		106		—
	$	1,924	$	1,610

Current restricted cash amounts are reported in Prepaid expenses and other current assets on the accompanying Consolidated Balance Sheet. Noncurrent restricted cash amounts are reported in Other noncurrent assets on the accompanying Consolidated Balance Sheet.

Schedule of Cash Paid for Interest and Income Taxes

Cash Flow Information

Cash paid for interest and income taxes was as follows:

	2021		2020		2019
Interest, net of amount capitalized	$	191	$	135	$	113
Income taxes, net of amount refunded		152		183		732