Debt (Tables)

6 Months Ended

Jun. 30, 2014

Debt Disclosure [Abstract]

Debt

Debt consisted of the following at June 30, 2014:

	June 30, 2014
	U.S. Dollar			Other Principal Trading Currencies			Total
6.30% $100 million Senior Notes due June 25, 2015	$	100,000		$	—		$	100,000
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
Credit agreement	201,811			43,553			245,364
Other local arrangements	1,355			19,951			21,306
Total debt	403,166			63,504			466,670
Less: current portion	(101,355		)	(19,951		)	(121,306		)
Total long-term debt	$	301,811		$	43,553		$	345,364