Schedule of Borrowings (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Debt Instrument [Line Items]
Long-term borrowings	$ 786,576	$ 808,810
Less current portion	7,335	2,444
Total long-term borrowings	779,241	806,366
4.2% Senior Notes
Debt Instrument [Line Items]
Long-term borrowings	349,197	349,125
4.5 % Senior Notes
Debt Instrument [Line Items]
Long-term borrowings	298,689	298,555
2.58% Senior Euro Notes
Debt Instrument [Line Items]
Long-term borrowings	107,042	104,655
Revolving Credit Facility
Debt Instrument [Line Items]
Revolving Facility	21,000	50,798
Other Borrowings
Debt Instrument [Line Items]
Other borrowings	$ 10,648	$ 5,677