Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2016

Accounts Receivable [Abstract]

Schedule of Accounts Receivable

Accounts receivable are summarized as follows ($ in millions):

	December 31,
	2016			2015
Trade receivables	$	98.2		$	97.7
Business tax credits, including VAT	3.1			3.7
Hedge contracts receivable	1.0			0.8
Other receivables	13.6			17.6
Less allowance for doubtful accounts and sales discounts	(0.8		)	(0.4		)
Total accounts receivable	$	115.1		$	119.4