Net Revenues and other Financial Information by Business Segment (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended										12 Months Ended
	Dec. 31, 2012		Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011		Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues	$ 803.2		$ 766.7	$ 768.1	$ 747.3	$ 654.7		$ 636.0	$ 608.9	$ 600.2	$ 3,085.3		$ 2,499.8		$ 1,984.2
Operating earnings											540.0	[1]	428.0	[1]	316.0	[1]
Total assets	5,106.4	[2]				3,837.3	[2]				5,106.4	[2]	3,837.3	[2]	3,418.0	[2]
Goodwill	1,484.2					1,008.3					1,484.2		1,008.3		994.5
Capital expenditures											125.4	[3]	76.0	[3]	68.9	[3]
Depreciation and amortization											75.0	[3]	62.1	[3]	52.4	[3]
Commercial Aircraft
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues											1,551.2		1,302.0		997.5
Operating earnings											271.3	[1]	216.0	[1]	148.7	[1]
Total assets	1,719.1	[2]				1,387.0	[2]				1,719.1	[2]	1,387.0	[2]	1,149.6	[2]
Goodwill	388.4					384.2					388.4		384.2		388.5
Capital expenditures											92.5	[3]	51.6	[3]	55.4	[3]
Depreciation and amortization											42.3	[3]	36.0	[3]	29.2	[3]
Consumables Management
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues											1,171.0		943.5		772.9
Operating earnings											216.7	[1]	183.1	[1]	153.2	[1]
Total assets	3,006.7	[2]				2,120.2	[2]				3,006.7	[2]	2,120.2	[2]	1,993.2	[2]
Goodwill	1,005.8					535.4					1,005.8		535.4		517.3
Capital expenditures											22.6	[3]	17.6	[3]	9.7	[3]
Depreciation and amortization											25.0	[3]	19.7	[3]	16.9	[3]
Business Jet
Segment Reporting, Revenue Reconciling Item [Line Items]
Net revenues											363.1		254.3		213.8
Operating earnings											52.0	[1]	28.9	[1]	14.1	[1]
Total assets	380.6	[2]				330.1	[2]				380.6	[2]	330.1	[2]	275.2	[2]
Goodwill	90.0					88.7					90.0		88.7		88.7
Capital expenditures											10.3	[3]	6.8	[3]	3.8	[3]
Depreciation and amortization											$ 7.7	[3]	$ 6.4	[3]	$ 6.3	[3]

[1] Operating earnings includes an allocation of corporate IT costs, employee benefits and general and administrative costs based on the proportion of each segment's systems users, number of employees and sales, respectively.

[2] Corporate assets (including cash and cash equivalents) of $599.4, $304.6 and $123.8 at December 31, 2012, 2011 and 2010, respectively, have been allocated to the above segments in a manner consistent with our corporate expense allocations. Prior year amounts have been restated to reflect this revised allocation methodology.

[3] Corporate capital expenditures and depreciation and amortization have been allocated to the above segments in a manner consistent with our corporate expense allocations. Prior year amounts have been restated to reflect this revised allocation methodology.