Notes Payable (Tables)

9 Months Ended

Sep. 30, 2012

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments [Table Text Block]

Total debt outstanding at September 30, 2012 and December 31, 2011 was:

(Dollars in Millions)	Sep 30, 2012		Dec 31, 2011
Senior Notes at Amortized Cost:
6.00% Senior Notes due May 15, 2017	$	357.2	$	356.8
6.00% Senior Notes due November 30, 2015	248.5		248.2
Mortgage Note Payable at Amortized Cost	5.5		5.6
Notes Payable at Amortized Cost	$	611.2	$	610.6

Schedule of Interest Expense [Table Text Block]

Interest Expense, including facility fees, accretion of discount and write-off of unamortized credit agreement issuance costs, for the nine and three months endedSeptember 30, 2012 and 2011 was:

	Nine Months Ended						Three Months Ended
(Dollars in Millions)	Sep 30, 2012			Sep 30, 2011			Sep 30, 2012			Sep 30, 2011
Notes Payable under Revolving Credit Agreements	$	1.6		$	1.5		$	0.3		$	0.6
Senior Notes Payable:
6.00% Senior Notes due May 15, 2017	16.6			16.5			5.5			5.5
6.00% Senior Notes due November 30, 2015	11.6			11.5			3.9			3.8
Mortgage Note Payable	0.3			0.3			0.1			0.1
Interest Expense before Capitalization of Interest	30.1			29.8			9.8			10.0
Capitalization of Interest	(1.6		)	(1.8		)	(0.2		)	(0.7		)
Total Interest Expense	$	28.5		$	28.0		$	9.6		$	9.3

Schedule of Interest Paid [Table Text Block]

Interest paid, including facility fees and credit agreement issuance costs, for the nine and three months endedSeptember 30, 2012 and 2011 was:

	Nine Months Ended				Three Months Ended
(Dollars in Millions)	Sep 30, 2012		Sep 30, 2011		Sep 30, 2012		Sep 30, 2011
Notes Payable under Revolving Credit Agreements	$	1.9	$	0.5	$	0.2	$	0.3
Senior Notes Payable:
6.00% Senior Notes due May 15, 2017	10.8		10.8		—		—
6.00% Senior Notes due November 30, 2015	7.5		7.8		—		—
Mortgage Note Payable	0.3		0.3		0.1		0.1
Total Interest Paid	$	20.5	$	19.4	$	0.3	$	0.4