Advance Payments and Deferred Revenue/Credits (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Advance payments and deferred revenue/credits summarized
Advance Payments And Deferred Revenue Credits	$ 1,141.2	$ 849.9
B737 [Member]
Advance payments and deferred revenue/credits summarized
Advance Payments And Deferred Revenue Credits	13.8	16.4
B787 [Member]
Advance payments and deferred revenue/credits summarized
Advance Payments And Deferred Revenue Credits	909.3	581.1
A350 XWB [Member]
Advance payments and deferred revenue/credits summarized
Advance Payments And Deferred Revenue Credits	183.5	224.3
Airbus - All Other Platforms [Member]
Advance payments and deferred revenue/credits summarized
Advance Payments And Deferred Revenue Credits	4.0	4.1
Other [Member]
Advance payments and deferred revenue/credits summarized
Advance Payments And Deferred Revenue Credits	$ 30.6	$ 24.0