Fair Value of Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2014

Fair Value Disclosures [Abstract]

Summary of Carrying Amounts and Fair Values of Long-term Debt

The carrying amounts and fair values of our long-term debt are in the table below:

	June 30, 2014				December 31, 2013
(In Thousands of Dollars)	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Variable rate long-term debt	$	37,500	$	37,500	$	10,763	$	10,763
Fixed rate long-term debt	$	20,000	$	20,712	$	25,714	$	26,507