Basis of Presentation - Additional Information (Detail) (USD $) Share data in Millions, except Per Share data, unless otherwise specified		6 Months Ended				0 Months Ended
	Jun. 30, 2014	Jun. 30, 2014 Scenario, Forecast [Member]	May 31, 2014 Scenario, Forecast [Member]	Apr. 24, 2014 Senior unsecured term loan [Member] Scenario, Forecast [Member]	Apr. 24, 2014 Senior unsecured note [Member] Scenario, Forecast [Member]	Apr. 24, 2014 LVB Acquisition Inc [Member]	Apr. 24, 2014 LVB Acquisition Inc [Member] Scenario, Forecast [Member]	Apr. 24, 2014 Musculo Skeletal Industry [Member]
Consolidation And Basis Of Presentation [Line Items]
Date of merger agreement						Apr. 24, 2014
Total consideration							$ 13,350,000,000
Consideration paid, cash							10,350,000,000
Consideration paid, shares							32.7
Consideration paid, common stock value							3,000,000,000
Consideration paid, common stock price							$ 91.73
Net worth								45,000,000,000
Senior unsecured term loan and notes	250,000,000			3,000,000,000	7,660,000,000
Bridge loan			$ 7,660,000,000
Debt instrument term		364 days