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Accounts Receivable
12 Months Ended
Dec. 31, 2019
Receivables [Abstract]  
Accounts Receivable Accounts Receivable

Accounts receivable, net are summarized as follows ($ in millions):
 
December 31,
 
2019
 
2018
Trade receivables
$
114.6

 
$
130.9

Business tax credits, including VAT
5.2

 
4.0

Hedge contracts receivable
4.9

 
2.1

Other receivables
20.0

 
19.3

Less allowance for doubtful accounts and sales discounts
(1.5
)
 
(1.7
)
Total accounts receivable, net
$
143.2

 
$
154.6