v3.26.1
FAIR VALUE OF FINANCIAL ASSETS AND FINANCIAL LIABILITIES - Fair Value Hierarchy (Details) - EBP 002 - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Receivables:    
Total receivables $ 829 $ 756
LIABILITIES:    
NET ASSETS AVAILABLE FOR BENEFITS 80,410 73,910
Master Trust    
Investments:    
Investments 68,748 61,879
Synthetic GICs/SVF 10,853 11,231
Cash and cash equivalents 111 180
Receivables:    
Receivables for securities sold 86 166
Accrued investment income 45 38
Other 5 6
Total receivables 136 210
Total assets 79,848 73,500
LIABILITIES:    
Payables for securities purchased 218 296
Accrued investment and administration expenses 30 26
Other 19 24
Total liabilities 267 346
NET ASSETS AVAILABLE FOR BENEFITS 79,581 73,154
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 19,342 16,137
Synthetic GICs/SVF 10,853 11,231
Cash and cash equivalents 111 180
Receivables:    
Receivables for securities sold 86 166
Accrued investment income 45 38
Other 5 6
Total receivables 136 210
Total assets 79,848 73,500
LIABILITIES:    
Payables for securities purchased 218 296
Accrued investment and administration expenses 30 26
Other 19 24
Total liabilities 267 346
NET ASSETS AVAILABLE FOR BENEFITS 79,581 73,154
Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 17,340 14,430
Receivables:    
Other 1 1
Total receivables 1 1
Total assets 17,341 14,431
LIABILITIES:    
Other 3 1
Total liabilities 3 1
NET ASSETS AVAILABLE FOR BENEFITS 17,338 14,430
Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 1,979 1,666
Receivables:    
Other 4 5
Total receivables 4 5
Total assets 1,983 1,671
LIABILITIES:    
Other 6 10
Total liabilities 6 10
NET ASSETS AVAILABLE FOR BENEFITS 1,977 1,661
Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 23 41
Receivables:    
Other 0 0
Total receivables 0 0
Total assets 23 41
LIABILITIES:    
Other 0 0
Total liabilities 0 0
NET ASSETS AVAILABLE FOR BENEFITS 23 41
Not Leveled | Master Trust    
Investments:    
Investments 49,406 45,742
Synthetic GICs/SVF 10,853 11,231
Cash and cash equivalents 111 180
Receivables:    
Receivables for securities sold 86 166
Accrued investment income 45 38
Other 0 0
Total receivables 131 204
Total assets 60,501 57,357
LIABILITIES:    
Payables for securities purchased 218 296
Accrued investment and administration expenses 30 26
Other 10 13
Total liabilities 258 335
NET ASSETS AVAILABLE FOR BENEFITS 60,243 57,022
Common and preferred stock | Master Trust    
Investments:    
Investments 10,768 8,867
Common and preferred stock | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 10,768 8,867
Common and preferred stock | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 10,763 8,863
Common and preferred stock | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 0 0
Common and preferred stock | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 5 4
Government and agency securities | Master Trust    
Investments:    
Investments 976 737
Government and agency securities | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 976 737
Government and agency securities | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 0 0
Government and agency securities | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 967 727
Government and agency securities | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 9 10
Corporate bonds | Master Trust    
Investments:    
Investments 699 553
Corporate bonds | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 699 553
Corporate bonds | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 0 0
Corporate bonds | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 699 552
Corporate bonds | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 0 1
Mortgage and asset-backed securities | Master Trust    
Investments:    
Investments 281 356
Mortgage and asset-backed securities | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 281 356
Mortgage and asset-backed securities | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 0 0
Mortgage and asset-backed securities | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 272 330
Mortgage and asset-backed securities | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 9 26
Boeing common stock | Master Trust    
Investments:    
Investments 6,402 5,434
Boeing common stock | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 6,402 5,434
Boeing common stock | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 6,402 5,434
Boeing common stock | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 0 0
Boeing common stock | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 0 0
Mutual funds | Master Trust    
Investments:    
Investments 175 133
Mutual funds | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 175 133
Mutual funds | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 175 133
Mutual funds | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 0 0
Mutual funds | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 0 0
Short-term investments | Master Trust    
Investments:    
Investments 31 42
Short-term investments | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 31 42
Short-term investments | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 0 0
Short-term investments | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 31 42
Short-term investments | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 0 0
Other investments | Master Trust    
Investments:    
Investments 10 15
Other investments | Fair Value, Inputs, Level 1, Level 2, and Level 3 | Master Trust    
Investments:    
Investments 10 15
Other investments | Quoted Prices in Active Market for Identical Asset (Level 1) | Master Trust    
Investments:    
Investments 0 0
Other investments | Significant Other Observable Inputs (Level 2) | Master Trust    
Investments:    
Investments 10 15
Other investments | Significant Unobservable Inputs (Level 3) | Master Trust    
Investments:    
Investments 0 0
Common/collective trusts | Master Trust    
Investments:    
Investments 49,406 45,742
Common/collective trusts | Not Leveled | Master Trust    
Investments:    
Investments $ 49,406 $ 45,742