Accrued Expenses

12 Months Ended

Dec. 31, 2012

Accrued Expenses [Abstract]

Accrued Liabilities [Text Block]

ACCRUED EXPENSES

December 31,	2012		2011
(Thousands of dollars)
Payroll and related benefits	$	12,637	$	13,458
Dividends	—		4,347
Taxes, other than income taxes	8,191		11,776
Current portion of executive retirement liabilities	1,389		1,282
Other	11,961		8,669
Accrued expenses	$	34,178	$	39,532