Variable Interest Entities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Variable Interest Entity [Line Items]
Total Current Assets	$ 42,050	$ 43,376
Total Assets	161,404	162,153
Total Current Liabilities	35,449	35,848
Total Liabilities	$ 86,705	88,269
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%
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Total Current Assets	$ 7,081	6,652
Assets, Noncurrent	825	868
Total Assets	7,906	7,520
Total Current Liabilities	7,965	7,365
Liabilities, Noncurrent	54	89
Total Liabilities	$ 8,019	$ 7,454