Debt (Tables)

6 Months Ended

Jun. 30, 2018

Debt Disclosure [Abstract]

Debt

Debt consisted of the following at June 30, 2018:

	June 30, 2018
	U.S. Dollar			Other Principal Trading Currencies			Total
$50 million Senior Notes, interest 3.67%, due December 17, 2022	50,000			—			50,000
$50 million Senior Notes, interest 4.10%, due September 19, 2023	50,000			—			50,000
$125 million Senior Notes, interest 3.84%, due September 19, 2024	125,000			—			125,000
$125 million Senior Notes, interest 4.24%, due June 25, 2025	125,000			—			125,000
EUR 125 million Senior Notes, interest 1.47%, due June 17, 2030	—			145,163			145,163
Debt issuance costs, net	(994		)	(342		)	(1,336		)
Total Senior Notes	349,006			144,821			493,827
$1.1 billion Credit Agreement, interest at LIBOR plus 87.5 basis points	469,719			56,874			526,593
Other local arrangements	359			51,693			52,052
Total debt	819,084			253,388			1,072,472
Less: current portion	(359		)	(51,693		)	(52,052		)
Total long-term debt	$	818,725		$	201,695		$	1,020,420