Variable Interest Entities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Variable Interest Entity [Line Items]
Assets, Current	$ 48,023	$ 48,417
Total assets	160,187	161,869
Liabilities, Current	45,019	46,761
Total liabilities	98,050	100,424
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Assets, Current	9,200	9,309
Assets, Noncurrent	946	860
Total assets	10,146	10,169
Liabilities, Current	12,680	13,020
Liabilities, Noncurrent	84	31
Total liabilities	$ 12,764	$ 13,051
International Aero Engines AG [Member]
Variable Interest Entity [Line Items]
Variable Interest Entity, Qualitative of Quantitative Information, Net Percentage	61.00%
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage	49.50%
Variable Interest Entity, Qualitative of Quantitative Information, Net Percentage Post	57.00%
International Aero Engines LLC [Member]
Variable Interest Entity [Line Items]
Variable Interest Entity, Qualitative of Quantitative Information, Net Percentage	59.00%
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage	59.00%
Variable Interest Entity, Qualitative of Quantitative Information, Net Percentage Post	51.00%