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v3.25.1

Segment Information - Disaggregation of Revenue by Major End Market Served (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Revenue, Major Customer [Line Items] |  |
Sales | $ 1,942 | $ 1,824
Engine Products |  |
Revenue, Major Customer [Line Items] |  |
Sales | 996 | 885
Fastening Systems |  |
Revenue, Major Customer [Line Items] |  |
Sales | 412 | 389
Engineered Structures |  |
Revenue, Major Customer [Line Items] |  |
Sales | 282 | 262
Forged Wheels |  |
Revenue, Major Customer [Line Items] |  |
Sales | 252 | 288
Aerospace - Commercial |  |
Revenue, Major Customer [Line Items] |  |
Sales | 1,016 | 928
Aerospace - Commercial | Engine Products |  |
Revenue, Major Customer [Line Items] |  |
Sales | 549 | 492
Aerospace - Commercial | Fastening Systems |  |
Revenue, Major Customer [Line Items] |  |
Sales | 275 | 244
Aerospace - Commercial | Engineered Structures |  |
Revenue, Major Customer [Line Items] |  |
Sales | 192 | 192
Aerospace - Commercial | Forged Wheels |  |
Revenue, Major Customer [Line Items] |  |
Sales | 0 | 0
Aerospace - Defense |  |
Revenue, Major Customer [Line Items] |  |
Sales | 333 | 280
Aerospace - Defense | Engine Products |  |
Revenue, Major Customer [Line Items] |  |
Sales | 215 | 185
Aerospace - Defense | Fastening Systems |  |
Revenue, Major Customer [Line Items] |  |
Sales | 42 | 39
Aerospace - Defense | Engineered Structures |  |
Revenue, Major Customer [Line Items] |  |
Sales | 76 | 56
Aerospace - Defense | Forged Wheels |  |
Revenue, Major Customer [Line Items] |  |
Sales | 0 | 0
Commercial Transportation |  |
Revenue, Major Customer [Line Items] |  |
Sales | 305 | 354
Commercial Transportation | Engine Products |  |
Revenue, Major Customer [Line Items] |  |
Sales | 0 | 0
Commercial Transportation | Fastening Systems |  |
Revenue, Major Customer [Line Items] |  |
Sales | 53 | 66
Commercial Transportation | Engineered Structures |  |
Revenue, Major Customer [Line Items] |  |
Sales | 0 | 0
Commercial Transportation | Forged Wheels |  |
Revenue, Major Customer [Line Items] |  |
Sales | 252 | 288
Industrial and Other |  |
Revenue, Major Customer [Line Items] |  |
Sales | 288 | 262
Industrial and Other | Engine Products |  |
Revenue, Major Customer [Line Items] |  |
Sales | 232 | 208
Industrial and Other | Fastening Systems |  |
Revenue, Major Customer [Line Items] |  |
Sales | 42 | 40
Industrial and Other | Engineered Structures |  |
Revenue, Major Customer [Line Items] |  |
Sales | 14 | 14
Industrial and Other | Forged Wheels |  |
Revenue, Major Customer [Line Items] |  |
Sales | $ 0 | $ 0

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