Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2019

Accounts Receivable

Schedule of trade accounts receivable, net

The following is a summary of accounts receivable, net at December 31, (dollars in millions):

	2019		2018
Gross accounts receivable	$	365.6	$	361.0
Allowance for doubtful accounts		(3.4)		(3.8)
Accounts receivable, net	$	362.2	$	357.2

Schedule of activity in the allowance for doubtful accounts

The following is a summary of the activity in the Company’s allowance for doubtful accounts at December 31, (dollars in millions):

	Balance at		Additions		Deductions		Foreign
	Beginning of		Charged to		Amounts		Currency		Balance at
	Period		Expense		Written Off		Impact		End of Period
2019	$	3.8	$	1.3	$	(1.9)	$	0.2	$	3.4
2018		4.7		0.7		(1.7)		0.1		3.8
2017		7.9		0.5		(4.4)		0.7		4.7