v3.25.2
Liabilities, Commitments and Contingencies - Narrative (Details)
$ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2025
USD ($)
lot
aircraft
Jun. 30, 2024
USD ($)
Mar. 31, 2024
USD ($)
aircraft
Sep. 30, 2018
USD ($)
aircraft
Jun. 30, 2025
USD ($)
lot
aircraft
Jun. 30, 2024
USD ($)
Dec. 31, 2024
USD ($)
aircraft
Dec. 31, 2018
USD ($)
aircraft
simulator
Dec. 31, 2011
lot
aircraft
tanker
Commitments And Contingencies [Line Items]                  
Environmental loss contingency, operation and maintenance period, maximum         30 years        
Loss contingency, range of possible loss, portion not accrued $ 1,000       $ 1,000   $ 1,002    
Contingent liabilities on outstanding letters of credit agreements and surety bonds 2,976       2,976   2,991    
Supplier finance program, obligation 1,638       1,638   2,703    
Increase (decrease) in earnings from operations due to change in accounting estimate (187) $ (1,334)     (338) $ (1,700)      
Number of annual production lot | lot                 13
VC-25B                  
Commitments And Contingencies [Line Items]                  
Contract value $ 4,000       $ 4,000        
Number of commercial aircraft | aircraft 2       2        
Increase (decrease) in earnings from operations due to change in accounting estimate             (379)    
KC-46A Tanker                  
Commitments And Contingencies [Line Items]                  
Contract value $ 29,000       $ 29,000        
Increase (decrease) in earnings from operations due to change in accounting estimate             (2,002)    
Number of generation aerial refueling tanker | tanker                 4
Number of aircraft | aircraft 154       154       179
Number of low rate initial production lot | lot 11       11        
MQ-25                  
Commitments And Contingencies [Line Items]                  
Contract value       $ 890          
Increase (decrease) in earnings from operations due to change in accounting estimate       $ (291)     $ (339)    
Number of aircraft | aircraft       7          
Cost-type contract modification, awarded amount     $ 657            
Number of additional test aircraft | aircraft     2            
T-7A EMD                  
Commitments And Contingencies [Line Items]                  
Contract value               $ 860  
Number of aircraft | aircraft 4       4   5 5  
Number of simulator | simulator               7  
T-7A EMD and Production                  
Commitments And Contingencies [Line Items]                  
Increase (decrease) in earnings from operations due to change in accounting estimate             $ (1,770)    
Number of aircraft | aircraft 342       342        
Commercial Crew                  
Commitments And Contingencies [Line Items]                  
Increase (decrease) in earnings from operations due to change in accounting estimate             (523)    
Minimum | Supplier Finance Program, Majority of Amounts Payable                  
Commitments And Contingencies [Line Items]                  
Supplier finance program, payment timing, period 30 days       30 days        
Maximum | Supplier Finance Program, Majority of Amounts Payable                  
Commitments And Contingencies [Line Items]                  
Supplier finance program, payment timing, period 90 days       90 days        
Commercial Aircraft Commitments | Total Contractual Trade-In Commitment                  
Commitments And Contingencies [Line Items]                  
Other commitment $ 1,403       $ 1,403   1,393    
Commercial Aircraft Commitments | Net Amounts Payable to Customers Related to Probable Contractual Trade-In Commitments                  
Commitments And Contingencies [Line Items]                  
Other commitment 65       65   275    
Commercial Aircraft Commitments | Fair Value of Trade in Value of Aircraft                  
Commitments And Contingencies [Line Items]                  
Other commitment 63       63   270    
Financing Commitment                  
Commitments And Contingencies [Line Items]                  
Other commitment 16,586       16,586   $ 17,124    
Financing Commitment | External Credit Rating, Non Investment Grade                  
Commitments And Contingencies [Line Items]                  
Other commitment 13,260       13,260        
Joint Venture                  
Commitments And Contingencies [Line Items]                  
Other commitment $ 269       $ 269        
Other commitment, period 8 years       8 years        
2023                  
Commitments And Contingencies [Line Items]                  
Changes in estimates         $ 95        
Contingent on Customer Negotiations                  
Commitments And Contingencies [Line Items]                  
737 MAX customer concessions and other considerations liability $ 87       87        
Alaska Airlines 737-9 Accident and 737-9 Grounding                  
Commitments And Contingencies [Line Items]                  
Revenue from contract with customer, excluding assessed tax     $ 443            
Capitalized Precontract Costs | KC-46A Tanker                  
Commitments And Contingencies [Line Items]                  
Capitalized precontract costs 93       93        
Capitalized Precontract Costs | T-7A Production                  
Commitments And Contingencies [Line Items]                  
Capitalized precontract costs 266       266        
Capitalized Precontract Costs | Commercial Crew                  
Commitments And Contingencies [Line Items]                  
Capitalized precontract costs 404       404        
Potential Termination Liabilities | KC-46A Tanker                  
Commitments And Contingencies [Line Items]                  
Capitalized precontract costs 245       245        
Potential Termination Liabilities | T-7A Production                  
Commitments And Contingencies [Line Items]                  
Capitalized precontract costs 742       742        
Potential Termination Liabilities | Commercial Crew                  
Commitments And Contingencies [Line Items]                  
Capitalized precontract costs $ 144       $ 144