v3.24.1.u1
Segment Information (Details)
$ in Millions
3 Months Ended
Mar. 28, 2024
USD ($)
segment
Mar. 30, 2023
USD ($)
Segment Reporting Information [Line Items]    
Restructuring Charges $ 0.0 $ 6.3
Excess Capacity Costs- B737MAX and A320 Production Schedules 26.1 43.3
Cost of Goods and Services Sold 2,138.3 1,432.2
Segment Revenues    
Segment Revenues 1,702.8 1,431.4
Segment Operating Income    
Business Segment Operating Income (435.5) (7.1)
Segment Information Unallocated Corporate Selling General And Administrative (81.5) (77.4)
Segment Information Unallocated Research And Development (10.6) (10.6)
Operating loss $ (527.6) (95.1)
Segment Reporting Information, Additional Information [Abstract]    
Number Of Principal Segments | segment 3  
Percentage Of Net Revenue Derived From Two Largest Customers 83.00%  
Commercial Segment [Member]    
Segment Reporting Information [Line Items]    
Excess Capacity Costs- B737MAX and A320 Production Schedules $ 24.9 40.9
Segment Revenues    
Segment Revenues 1,356.1 1,148.5
Segment Operating Income    
Business Segment Operating Income $ (484.9) (45.5)
Segment Reporting Information, Additional Information [Abstract]    
Segment Reporting, Disclosure of Major Customers Approximately 71% and 70% of Commercial segment net revenues came from the Company’s contracts with Boeing for the three months ended March 28, 2024, and March 30, 2023, respectively. Approximately 23% and 23% of Commercial segment net revenues came from the Company’s contracts with Airbus for the three months ended March 28, 2024, and March 30, 2023, respectively.  
Restructuring Costs   5.4
Defense & Space Segment [Member]    
Segment Reporting Information [Line Items]    
Excess Capacity Costs- B737MAX and A320 Production Schedules $ 1.2 2.4
Segment Revenues    
Segment Revenues 250.8 188.4
Segment Operating Income    
Business Segment Operating Income $ 32.2 19.2
Segment Reporting Information, Additional Information [Abstract]    
Segment Reporting, Disclosure of Major Customers A significant portion of Defense & Space segment net revenues came from the Company’s contracts with two individual customers for the three months ended March 28, 2024, and March 30, 2023.  
Restructuring Costs   0.9
Aftermarket Segment [Member]    
Segment Revenues    
Segment Revenues $ 95.9 94.5
Segment Operating Income    
Business Segment Operating Income $ 17.2 $ 19.2
Segment Reporting Information, Additional Information [Abstract]    
Segment Reporting, Disclosure of Major Customers Approximately 58% and 45% of Aftermarket segment net revenues came from the Company’s contracts with a single customer for the three months ended March 28, 2024, and March 30, 2023, respectively.