Short-term Debt and Credit Lines (Tables)

12 Months Ended

Dec. 31, 2013

Debt Disclosure [Abstract]

Short-term debt

Short-term debt at December 31, 2013 and 2012 consisted of:

	2013		2012
	(In thousands)
Notes payable to banks	$	4,795	$	3,300
Commercial paper	65,250		63,430
Total short-term debt	$	70,045	$	66,730