Notes Payable and Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2013

Notes Payable and Long-Term Debt

Summary of long-term debt

	December 31,
(Thousands of dollars)	2013		2012
Industrial Development Revenue Bonds, floating rates	$	-	$	41,800
Foreign subsidiary obligation payable in U.S. dollars, 5.34%, due 2014 through 2021	91,200		102,600
Capital lease obligations and other	977		1,563
	92,177		145,963
Current maturities of long-term debt	(11,697)		(25,138)
Long-term debt, less current maturities	$	80,480	$	120,825