Estimated Useful Life of Property Plant and Equipment (Detail)	6 Months Ended
	Jun. 30, 2013
Land and Land Improvements
Property, Plant and Equipment [Line Items]
Property,plant and equipment, estimated useful life	Remaining term of Chinese land use right
Building and Improvements
Property, Plant and Equipment [Line Items]
Property,plant and equipment, estimated useful life	5 to 40 years or remaining term of leasehold
Building and Improvements | Minimum
Property, Plant and Equipment [Line Items]
Property,plant and equipment, estimated useful life	5 years
Building and Improvements | Maximum
Property, Plant and Equipment [Line Items]
Property,plant and equipment, estimated useful life	40 years
Machinery and Equipment | Minimum
Property, Plant and Equipment [Line Items]
Property,plant and equipment, estimated useful life	3 years
Machinery and Equipment | Maximum
Property, Plant and Equipment [Line Items]
Property,plant and equipment, estimated useful life	10 years