Debt (Tables)

6 Months Ended

Jun. 30, 2016

Debt Disclosure [Abstract]

Debt

Debt consisted of the following at June 30, 2016:

	June 30, 2016
	U.S. Dollar			Other Principal Trading Currencies			Total
3.67% $50 million Senior Notes due December 17, 2022	50,000			—			50,000
4.10% $50 million Senior Notes due September 19, 2023	50,000			—			50,000
3.84% $125 million Senior Notes due September 19, 2024	125,000			—			125,000
4.24% $125 million Senior Notes due June 25, 2025	125,000			—			125,000
1.47% EUR 125 million Senior Notes due June 17, 2030	—			138,183			138,183
Debt issuance costs, net	(1,344		)	(399		)	(1,743		)
Total Senior Notes	348,656			137,784			486,440
$800 million Credit Agreement, interest at LIBOR plus 87.5 basis points	157,952			48,871			206,823
Other local arrangements	—			20,945			20,945
Total debt	506,608			207,600			714,208
Less: current portion	—			(20,945		)	(20,945		)
Total long-term debt	$	506,608		$	186,655		$	693,263