Condensed Consolidated Balance Sheet - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Statement of Financial Position [Abstract]
Cash and cash equivalents	$ 5,607	$ 6,587
Accounts receivable, net	10,280	10,838
Contract assets	13,104	12,139
Inventory, net	12,386	11,777
Other assets, current	6,646	7,076
Total current assets	48,023	48,417
Customer financing assets	2,359	2,392
Fixed assets	31,623	31,392
Accumulated depreciation	(15,985)	(15,644)
Fixed assets, net	15,638	15,748
Operating lease right-of-use assets	1,639	1,638
Goodwill	53,644	53,699
Intangible assets, net	34,960	35,399
Other assets	3,924	4,576
Total assets	160,187	161,869
Short-term borrowings	166	189
Accounts payable	10,522	10,698
Accrued employee compensation	1,862	2,491
Other accrued liabilities	15,006	14,917
Contract liabilities	17,119	17,183
Long-term debt currently due	344	1,283
Total current liabilities	45,019	46,761
Long-term debt	42,334	42,355
Operating lease liabilities, non-current	1,410	1,412
Future pension and postretirement benefit obligations	2,320	2,385
Other long-term liabilities	6,967	7,511
Total liabilities	98,050	100,424
Commitments and contingencies (Note 16)
Redeemable noncontrolling interest	37	35
Common stock	37,108	37,055
Treasury stock	(27,029)	(26,977)
Retained earnings	53,052	52,154
Unearned ESOP Shares	(11)	(15)
Accumulated other comprehensive loss	(2,635)	(2,419)
Total shareowners' equity	60,485	59,798
Noncontrolling interest	1,615	1,612
Total equity	62,100	61,410
Total liabilities, redeemable noncontrolling interest, and equity	$ 160,187	$ 161,869