Subsequent Events |
9 Months Ended |
|---|---|
Sep. 30, 2020 | |
| Subsequent Events [Abstract] | |
| Subsequent Events | Subsequent EventsManagement evaluated all activity of Arconic Corporation and concluded that no subsequent events have occurred that would require recognition in the Consolidated Financial Statements or disclosure in the Notes to the Consolidated Financial Statements, except as described below.In October 2018, Arconic Corporation sold its Texarkana (Texas) rolling mill and cast house, which had a combined net book value of $63, to Ta Chen International, Inc. for $302 in cash, subject to post-closing adjustments, plus additional contingent consideration of up to $50. The contingent consideration relates to the achievement of various milestones associated with operationalizing the rolling mill equipment within 36 months of the transaction closing date. Through 2019, the Company received contingent consideration of $25. On October 30, 2020, the Company received the remaining contingent consideration of $25. |