Variable Interest Entities (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Variable Interest Entity [Line Items]
Assets, Current	$ 40,740	$ 42,050
Assets	159,366	161,404
Liabilities, Current	35,057	35,449
Total Liabilities	85,344	86,705
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Assets, Current	6,630	7,081
Assets, Noncurrent	801	825
Assets	7,431	7,906
Liabilities, Current	7,880	7,965
Liabilities, Noncurrent	35	54
Total Liabilities	$ 7,915	$ 8,019
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%
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%