Total Assets by Reportable Segment (Detail) (USD $) In Millions, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 6,958.1	$ 5,696.2
Commercial Aircraft
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	2,028.5	2,016.5
Consumables Management
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	3,909.9	3,212.8
Business Jet
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 1,019.7	$ 466.9