Receivables (Tables)

6 Months Ended

Jun. 30, 2016

Receivables [Abstract]

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

Receivables consist of the following:

Dollar amounts in millions	June 30, 2016			December 31, 2015
Trade receivables	$	134.3		$	82.6
Income tax receivable	3.0			2.0
Other receivables	15.2			12.8
Allowance for doubtful accounts	(1.1		)	(1.0		)
Total	$	151.4		$	96.4