Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2014

Debt Disclosure [Abstract]

Long-Term Debt

Long-term debt consists of the following at December 31, 2014 and 2013 (in thousands):

	December 31,
	2014		2013
1.875% Senior notes, net of unamortized discount of $6,605 at December 31, 2014	$	844,315	$	—
3.00% Senior notes, net of unamortized discount of $306 at December 31, 2014	249,694		—
4.15% Senior notes, net of unamortized discount of $1,439 at December 31, 2014	423,561		—
4.50% Senior notes, net of unamortized discount of $1,871 at December 31, 2014 and $2,186 at December 31, 2013	348,129		347,814
5.10% Senior notes, net of unamortized discount of $3 at December 31, 2014 and $36 at December 31, 2013	324,997		324,964
5.45% Senior notes, net of unamortized discount of $1,029 at December 31, 2014	348,971		—
Commercial paper notes	367,178		363,000
Fixed rate foreign borrowings	1,958		7,879
Variable-rate foreign bank loans	25,139		34,910
Miscellaneous	189		297
Total long-term debt	2,934,131		1,078,864
Less amounts due within one year	711,096		24,554
Long-term debt, less current portion	$	2,223,035	$	1,054,310