v3.26.1
Segment Information (Unaudited) Sales by Contract Type (Details 3) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Revenues $ 10,876 $ 10,351 $ 20,757 $ 19,819
Cost Reimbursable        
Segment Reporting [Line Items]        
Revenues $ 5,237 $ 5,513 $ 10,173 $ 10,520
Sales percentage 48.00% 53.00% 49.00% 53.00%
Fixed-price [Member]        
Segment Reporting [Line Items]        
Revenues $ 5,639 $ 4,838 $ 10,584 $ 9,299
Sales percentage 52.00% 47.00% 51.00% 47.00%
Aeronautics Systems [Member] | Cost Reimbursable        
Segment Reporting [Line Items]        
Revenues $ 1,607 $ 1,461 $ 2,966 $ 2,800
Sales percentage 46.00% 47.00% 44.00% 48.00%
Aeronautics Systems [Member] | Fixed-price [Member]        
Segment Reporting [Line Items]        
Revenues $ 1,871 $ 1,615 $ 3,761 $ 3,049
Sales percentage 54.00% 53.00% 56.00% 52.00%
Aeronautics Systems [Member] | Intersegment sales        
Segment Reporting [Line Items]        
Revenues $ 41 $ 38 $ 75 $ 79
Aeronautics Systems [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Revenues 3,519 3,114 6,802 5,928
Defense Systems [Member] | Cost Reimbursable        
Segment Reporting [Line Items]        
Revenues $ 1,161 $ 1,084 $ 2,227 $ 2,049
Sales percentage 57.00% 56.00% 57.00% 55.00%
Defense Systems [Member] | Fixed-price [Member]        
Segment Reporting [Line Items]        
Revenues $ 877 $ 854 $ 1,658 $ 1,649
Sales percentage 43.00% 44.00% 43.00% 45.00%
Defense Systems [Member] | Intersegment sales        
Segment Reporting [Line Items]        
Revenues $ 55 $ 53 $ 107 $ 98
Defense Systems [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Revenues 2,093 1,991 3,992 3,796
Mission Systems [Member] | Cost Reimbursable        
Segment Reporting [Line Items]        
Revenues $ 1,075 $ 1,406 $ 2,256 $ 2,569
Sales percentage 39.00% 50.00% 43.00% 49.00%
Mission Systems [Member] | Fixed-price [Member]        
Segment Reporting [Line Items]        
Revenues $ 1,711 $ 1,410 $ 3,006 $ 2,719
Sales percentage 61.00% 50.00% 57.00% 51.00%
Mission Systems [Member] | Intersegment sales        
Segment Reporting [Line Items]        
Revenues $ 464 $ 341 $ 849 $ 676
Mission Systems [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Revenues 3,250 3,157 6,111 5,964
Space Systems [Member] | Cost Reimbursable        
Segment Reporting [Line Items]        
Revenues $ 1,394 $ 1,562 $ 2,724 $ 3,102
Sales percentage 54.00% 62.00% 56.00% 62.00%
Space Systems [Member] | Fixed-price [Member]        
Segment Reporting [Line Items]        
Revenues $ 1,180 $ 959 $ 2,159 $ 1,882
Sales percentage 46.00% 38.00% 44.00% 38.00%
Space Systems [Member] | Intersegment sales        
Segment Reporting [Line Items]        
Revenues $ 179 $ 125 $ 350 $ 230
Space Systems [Member] | Operating Segments [Member]        
Segment Reporting [Line Items]        
Revenues $ 2,753 $ 2,646 $ 5,233 $ 5,214