Receivables (Tables)

6 Months Ended

Jun. 30, 2012

Receivables [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

Receivables consist of the following:

Dollar amounts in millions	June 30, 2012			December 31, 2011
Trade receivables	$	93.2		$	55.9
Interest receivables	1.5			1.2
Other receivables	6.0			9.1
Allowance of doubtful accounts	(1.1		)	(1.1		)
Total	$	99.6		$	65.1