Borrowings (Schedule of Borrowings) (Detail) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Debt Instrument [Line Items]
Long-term borrowings	$ 875,246	$ 863,952
Less current portion	469	98,946
Total long-term borrowings	874,777	765,006
2.58% Senior Euro Notes, due June 2015
Debt Instrument [Line Items]
Long-term borrowings	0	98,456
4.5% Senior Notes, due December 2020
Debt Instrument [Line Items]
Long-term borrowings	299,051	298,975
4.2% Senior Notes, due December 2021
Debt Instrument [Line Items]
Long-term borrowings	349,391	349,351
Revolving Facility
Debt Instrument [Line Items]
Revolving Facility	225,000	115,000
Other borrowings
Debt Instrument [Line Items]
Other borrowings	$ 1,804	$ 2,170

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