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Contingencies - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Jan. 15, 2015
Nov. 10, 2014
Sep. 19, 2013
Nov. 09, 2009
Sep. 30, 2013
Jun. 30, 2015
Apr. 30, 2015
United States of America [Member]              
Loss Contingencies [Line Items]              
Duty percentage rate             45.30%
United Kingdom of Great Britain and Northern Ireland [Member]              
Loss Contingencies [Line Items]              
Duty percentage rate             71.50%
RTI Technologies [Member]              
Loss Contingencies [Line Items]              
Damages awarded $ 12.0   $ 113.5 $ 5.0      
Pre-tax charge relating to an unfavorable litigation verdict         $ 341.0    
Percentage of reduction in total fee recovery   50.00%          
CareFusion [Member]              
Loss Contingencies [Line Items]              
Acquisition agreement date           Oct. 05, 2014