Customer Financing (Customer Financing Asset Impairment Charges) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Customer Financing [Line Items]
Equipment under operating leases & Assets held for sale or release	$ 58	$ 73	$ 170
Boeing Capital Corporation [Member]
Customer Financing [Line Items]
Equipment under operating leases & Assets held for sale or release	73	109	85
Other Boeing [Member]
Customer Financing [Line Items]
Equipment under operating leases & Assets held for sale or release	$ (15)	$ (36)	$ 85