Contingencies (Detail) In Millions, unless otherwise specified	0 Months Ended				3 Months Ended	0 Months Ended	1 Months Ended			0 Months Ended			6 Months Ended	0 Months Ended
	Sep. 26, 2014 USD ($)	Mar. 26, 2012 USD ($)	Nov. 30, 2014 Multi-District Litigation [Member] claim	Sep. 26, 2014 Multi-District Litigation [Member] USD ($)	Nov. 30, 2014 Multi-District Litigation [Member] USD ($)	Jun. 05, 2014 Heraeus Litigation [Member] EUR (€)	Dec. 31, 2008 Heraeus Litigation [Member] EUR (€)	Nov. 30, 2014 All Products, Excluding Metal-On-Metal Hip Products [Member] USD ($)	May 31, 2014 All Products, Excluding Metal-On-Metal Hip Products [Member] USD ($)	Nov. 30, 2014 Metal-On-Metal Hip Products [Member] claim	Nov. 30, 2014 Metal-On-Metal Hip Products [Member] USD ($)	May 31, 2014 Metal-On-Metal Hip Products [Member] USD ($)	Nov. 30, 2014 Metal-On-Metal Hip Products [Member] Multi-District Litigation [Member] claim	Dec. 19, 2014 Subsequent Event [Member] Multi-District Litigation [Member] USD ($)
Loss Contingencies [Line Items]
Minimum time period for compliance with Deferred Prosecution Agreement		3 years
Minimum time period of international sales compliance monitor		18 months
Penalty paid		$ 5.6
Amount paid to settle claims		17.30		(50.00)		11.25								(25.00)
Claims filed			1,938							2,033
Minimum claims dismissed													479
Self insurance annual coverage limit	50.0
Third-party insurance coverage	100.0
Insurance recovery, range of possible recovery, maximum					75.0
Insurance recoveries					26.7
Insurance settlements receivable					48.3
Accrual amount for contingencies								33.1	39.1		100.0	123.5
Lawsuit seeking amount for damages							€ 30.0