Business Combinations - Additional Information (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended			0 Months Ended		0 Months Ended	12 Months Ended
	Dec. 31, 2012 Entity	Dec. 31, 2011 Entity	Dec. 31, 2013	Jan. 30, 2012 Aerospace Corp. ("UFC")	Dec. 31, 2012 Aerospace Corp. ("UFC")	Jul. 26, 2012 Interturbine Aviation Logistics GmbH	Dec. 31, 2013 Interturbine Aviation Logistics GmbH	Dec. 31, 2013 2013 Acquisitions
Business Acquisition [Line Items]
Aggregate purchase price of business acquisition	$ 649.7	$ 60.4		$ 404.7		$ 245.0		$ 114.6
Number of businesses acquired	2	4
Number of business sold		2
Proceeds from sale of business		19.2
Gain from sale of business		0.1
Business acquisition, percentage of outstanding stock acquired				100.00%		100.00%
Business acquisition purchase price allocation, increase in intangible assets and accrued liabilities	30.5
Maximum contract term	4 years
Purchase price fair value of identifiable assets acquired					347.3		229.9
Identified intangibles					55.1		59.2
Goodwill	1,484.2	1,008.3	1,571.0		292.2		170.7
Goodwill increase							4.6
Unaudited pro forma revenues had business acquisitions occurred at the beginning of the period	3,172.4	2,786.2
Unaudited pro forma net earnings had business acquisitions occurred at the beginning of the period	$ 241.0	$ 245.4
Unaudited pro forma diluted net earnings per share had business acquisitions occurred at the beginning of the period	$ 2.34	$ 2.41