Other Expense, Net (Tables)

12 Months Ended

Dec. 31, 2021

Other Income and Expenses [Abstract]

Schedule of Other Expense, Net

For the year ended December 31,	2021		2020		2019
Non-service related net periodic benefit cost (H)	$	9	$	26	$	17
Interest income	(2)		(5)		(24)
Foreign currency losses (gains), net	2		(11)		5
Net loss from asset sales	9		8		10
Deferred compensation	8		10		24
Other, net(1)	(7)		46		(1)
Total	$	19	$	74	$	31

(1)In 2020, Other, net included a charge from the write-off of a tax indemnification receivable of $53 reflecting the aggregate of Alcoa Corporation’s 49% share and Arconic Corporation's 33.66% share of a Spanish tax reserve (see Note V).