Credit Facilities, Short-term Borrowings and Long-term Debt (Tables)

9 Months Ended

Sep. 30, 2011

Credit Facilities, Short-term Borrowings and Long-term Debt [Abstract]

Short-term borrowings

	September 30		December 31			September 30
dollars in thousands	2011		2010			2010
Short-term Borrowings
Bank borrowings		$0		$285,500			$0
Total		$0		$285,500			$0
Bank Borrowings
Maturity		n/a	3 - 74 days				n/a
Weighted-average interest rate		n/a		0.59	%		n/a

Long-term debt

	September 30		December 31		September 30
in thousands	2011		2010		2010
Long-term Debt
Floating-rate notes due 2010		$0		$0		$325,000
5.60% notes due 2012 1		134,496		299,773		299,746
6.30% notes due 2013 2		140,337		249,729		249,704
Floating-rate term loan due 2015		0		450,000		450,000
10.125% notes due 2015 3		153,640		149,597		149,582
6.50% notes due 2016 4		519,072		0		0
6.40% notes due 2017 5		349,865		349,852		349,848
7.00% notes due 2018 6		399,684		399,658		399,649
10.375% notes due 2018 7		248,491		248,391		248,360
7.50% notes due 2021 8		600,000		0		0
7.15% notes due 2037 9		239,544		249,324		249,322
Medium-term notes		21,000		21,000		21,000
Industrial revenue bonds		14,000		14,000		14,000
Other notes		1,309		1,438		1,559
Total		$2,821,438		$2,432,762		$2,757,770
Less current maturities of long-term debt		5,215		5,246		325,249
Total long-term debt		$2,816,223		$2,427,516		$2,432,521
Estimated fair value of total long-term debt		$2,649,207		$2,559,059		$2,689,770

1	Includes decreases for unamortized discounts, as follows: September 30, 2011 - $61 thousand, December 31, 2010 - $227 thousand and September 30, 2010 - $254 thousand. The effective interest rate for these notes is 6.57%.
2	Includes decreases for unamortized discounts, as follows: September 30, 2011 - $107 thousand, December 31, 2010 - $271 thousand and September 30, 2010 - $296 thousand. The effective interest rate for these notes is 7.48%.
3	Includes an increase for the unamortized portion of the deferred gain realized upon the August 2011 settlement of interest rate swaps, as follows: September 30, 2011 - $3,995 thousand. Additionally, includes decreases for unamortized discounts, as follows: September 30, 2011 - $355 thousand, December 31, 2010 - $403 thousand and September 30, 2010 - $418 thousand. The effective interest rate for these notes is 9.59%.
4	Includes an increase for the unamortized portion of the deferred gain realized upon the August 2011 settlement of interest rate swaps, as follows: September 30, 2011 - $19,072 thousand. The effective interest rate for these notes is 6.01%.
5	Includes decreases for unamortized discounts, as follows: September 30, 2011 - $135 thousand, December 31, 2010 - $148 thousand and September 30, 2010 - $152 thousand. The effective interest rate for these notes is 7.41%.
6	Includes decreases for unamortized discounts, as follows: September 30, 2011 - $316 thousand, December 31, 2010 - $342 thousand and September 30, 2010 - $351 thousand. The effective interest rate for these notes is 7.87%.
7	Includes decreases for unamortized discounts, as follows: September 30, 2011 - $1,509 thousand, December 31, 2010 - $1,609 thousand and September 30, 2010 - $1,640 thousand. The effective interest rate for these notes is 10.58%.
8	The effective interest rate for these notes is 7.74%.
9	Includes decreases for unamortized discounts, as follows: September 30, 2011 - $644 thousand, December 31, 2010 - $676 thousand and September 30, 2010 - $678 thousand. The effective interest rate for these notes is 8.06%.