v3.22.0.1
Accumulated Other Comprehensive (Loss) Income​​ (Tables)
12 Months Ended
Dec. 31, 2021
Equity [Abstract]  
Schedule of Accumulated Other Comprehensive (Loss) Income​
The following table details the activity of the three components that comprise Accumulated other comprehensive (loss) income for Arconic (such activity for Noncontrolling interest was immaterial for all periods presented):
202120202019
Pension and other postretirement benefits (H)
Balance at beginning of period$(1,791)$(43)$(32)
Establishment of additional defined benefit plans— (1,752)— 
Separation-related adjustments (A)
— (50)— 
Other comprehensive income (loss):
Unrecognized net actuarial loss and prior service cost/benefit190 (259)(16)
Tax (expense) benefit(43)62 
Total Other comprehensive income (loss) before reclassifications, net of tax147 (197)(13)
Amortization of net actuarial loss and prior service cost/benefit(1)
680 326 
Tax expense(2)
(157)(75)(1)
Total amount reclassified from Accumulated other comprehensive loss, net of tax(5)
523 251 
Total Other comprehensive income (loss)670 54 (11)
Balance at end of period$(1,121)$(1,791)$(43)
Foreign currency translation
Balance at beginning of period$29 $338 $282 
Separation-related adjustments (A)
— (396)— 
Other comprehensive (loss) income:
Foreign currency translation(3)
(4)65 56 
Net amount reclassified to earnings from Accumulated other comprehensive income(3),(5)
— 22 — 
Total Other comprehensive (loss) income(4)87 56 
Balance at end of period$25 $29 $338 
Cash flow hedges
Balance at beginning of period$$— $— 
Separation-related adjustments (A)
— (4)— 
Other comprehensive (loss) income:
Net change from periodic revaluations(161)(2)— 
Tax benefit37 — 
Total Other comprehensive loss before reclassifications, net of tax(124)(1)— 
Net amount reclassified to earnings(4)
140 — 
Tax expense(2)
(32)(2)— 
Total amount reclassified from Accumulated other comprehensive income, net of tax(5)
108 — 
Total Other comprehensive (loss) income(16)— 
Balance at end of period$(15)$$— 
Accumulated other comprehensive (loss) income$(1,111)$(1,761)$295 
_____________________
(1)These amounts were included in the non-service component of net periodic benefit cost for pension and other postretirement benefits (see Note H). In 2021 and 2020, this amount includes $584 and $199 related to the settlement of certain employee retirement benefits (see Note H).
(2)These amounts were reported in (Benefit) Provision for income taxes on the accompanying Statement of Consolidated Operations.
(3)In all periods presented, there were no tax impacts related to rate changes. In 2020, the net amount reclassified to earnings was reported in Restructuring and other charges on the accompanying Statement of Consolidated Operations related to the sale of certain foreign subsidiaries.
(4)These amounts relate to aluminum contracts, a portion of which were reported in both Sales and Cost of goods sold on the accompanying Statement of Consolidated Operations.
(5)A positive amount indicates a corresponding charge to earnings and a negative amount indicates a corresponding benefit to earnings. These amounts were reflected on the accompanying Statement of Consolidated Operations in the line items indicated in footnotes 1 through 4.