Shareholder's Equity - Additional Information (Detail)	12 Months Ended												12 Months Ended
	Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2013 CHF	Dec. 31, 2012 CHF	Dec. 31, 2013 Exercise of Warrants and Conversion of Notes	Dec. 31, 2013 Stockholder Rights Plan	Jun. 28, 2014 Dividends payable per share USD ($)	Mar. 29, 2014 Dividends payable per share USD ($)	Dec. 31, 2013 Dividends payable per share USD ($)	Sep. 28, 2013 Dividends payable per share USD ($)	Apr. 29, 2013 Dividends payable per share USD ($)	Dec. 31, 2013 December 2011 Share Repurchase Program USD ($)	Dec. 31, 2013 September 2012 Share Repurchase Program USD ($)	Dec. 31, 2013 2012 Share Repurchase Programs [Member] USD ($)	Dec. 31, 2013 October 2012 Share Repurchase Program USD ($)	Dec. 31, 2013 December 2013 Share Repurchase Program USD ($)
Shareholders Equity
Common stock, shares authorized	213,000,000	213,000,000
Common stock, par value (CHF per share)				0.50	0.50
Maximum authorized share increase	106,500,000.0					81,500,000.0	25,000,000.0
Authorized amount to repurchase shares of common stock													$ 25,000,000	$ 400,000,000	$ 1,200,000,000	$ 800,000,000	$ 1,000,000,000
Common stock shares repurchased, shares															(19,600,000)
Common stock amount repurchased													0		(1,050,000,000)		0
Remaining authorized repurchase amount															150,000,000
Authorization expiry date													Sep. 28, 2012			Dec. 31, 2015	Dec. 31, 2016
Dividends payable amount per share								$ 0.25	$ 0.25	$ 0.25	$ 0.25	$ 1.00
Dividends payable	$ 98,700,000	$ 95,000,000
Dividends paid per common share	$ 0.96	$ 0.88	$ 0.80