Open Tax Years and Ongoing Tax Examinations in Major Jurisdictions (Detail)	12 Months Ended
	Dec. 31, 2013
Switzerland
Income Tax Examination [Line Items]
Open Years	2013
Minimum | Germany
Income Tax Examination [Line Items]
Open Years	2008
Minimum | Singapore
Income Tax Examination [Line Items]
Open Years	2009
Minimum | United States - Federal Income Tax
Income Tax Examination [Line Items]
Open Years	2009
Minimum | United States - Various States
Income Tax Examination [Line Items]
Open Years	2009
Maximum | Germany
Income Tax Examination [Line Items]
Open Years	2013
Maximum | Singapore
Income Tax Examination [Line Items]
Open Years	2013
Maximum | United States - Federal Income Tax
Income Tax Examination [Line Items]
Open Years	2013
Maximum | United States - Various States
Income Tax Examination [Line Items]
Open Years	2013