Variable Interest Entities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Variable Interest Entity [Line Items]
Total Current Assets	$ 48,417	$ 42,443
Total Assets	161,869	158,864
Total Current Liabilities	46,761	39,114
Total Liabilities	$ 100,424	84,650
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%
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Total Current Assets	$ 9,309	7,609
Assets, Noncurrent	860	779
Total Assets	10,169	8,388
Total Current Liabilities	13,020	9,154
Liabilities, Noncurrent	31	19
Total Liabilities	$ 13,051	$ 9,173