Financing Arrangements (Tables)

12 Months Ended

Dec. 31, 2018

Debt Disclosure [Abstract]

Schedule of consolidated debt

Consolidated debt consisted of the following:

	December 31,
(in thousands)	2018		2017
Current:
Other borrowings	$	26,887	$	27,361
Long-Term:
1.750% Senior Notes	$	569,372	$	597,674
3.375% Senior Notes	—		496,859
3.5% Senior Notes	494,280		493,320
4.250% Senior Notes	593,871		—
Other borrowings	4,042		3,745