v3.26.1
Segments (Segment Sales By Market Type) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 27, 2026
Jun. 28, 2025
Jun. 27, 2026
Jun. 28, 2025
Segment Reporting        
Net sales $ 1,116,545 $ 969,582 $ 3,268,838 $ 2,811,486
Space And Defense        
Segment Reporting        
Net sales 336,095 287,705 973,966 805,673
Space And Defense | Space        
Segment Reporting        
Net sales 127,292 118,664 377,712 348,869
Space And Defense | Defense        
Segment Reporting        
Net sales 208,803 169,041 596,254 456,804
Military Aircraft        
Segment Reporting        
Net sales 245,164 224,662 728,064 651,931
Military Aircraft | Original Equipment Manufacturers        
Segment Reporting        
Net sales 181,764 177,110 542,944 508,483
Military Aircraft | Aftermarket        
Segment Reporting        
Net sales 63,400 47,552 185,120 143,448
Commercial Aircraft        
Segment Reporting        
Net sales 253,569 217,655 768,419 651,708
Commercial Aircraft | Original Equipment Manufacturers        
Segment Reporting        
Net sales 158,538 133,604 492,671 410,329
Commercial Aircraft | Aftermarket        
Segment Reporting        
Net sales 95,031 84,051 275,748 241,379
Industrial        
Segment Reporting        
Net sales 281,717 239,560 798,389 702,174
Industrial | Energy        
Segment Reporting        
Net sales 40,116 34,481 107,711 101,699
Industrial | Industrial Automation        
Segment Reporting        
Net sales 129,728 106,168 369,879 297,345
Industrial | Simulation and Test        
Segment Reporting        
Net sales 35,893 36,289 104,652 106,598
Industrial | Medical        
Segment Reporting        
Net sales $ 75,980 $ 62,622 $ 216,147 $ 196,532