Debt And Other Financing Arrangements (Tables)

12 Months Ended

Dec. 31, 2011

Debt And Other Financing Arrangements [Abstract]

Long-Term Debt

(Dollars in thousands)	December 31,
	2011			2010
Promissory note, 1.75% and 2.61%, respectively, due 2012 (interest paid quarterly)	$	550		$	1,400
7.25% Senior Notes due 2018 (interest payable semi-annually)		425,000			425,000
6.70% Senior Debentures due 2034 (interest payable semi-annually)		300,000			300,000
Discount		(6,664	)		(6,785	)
		293,336			293,215
		718,886			719,615
Less current maturities		(550	)		(1,400	)
Long-term debt	$	718,336		$	718,215