Accounts and Other Receivables (Tables)

12 Months Ended

Dec. 31, 2018

Accounts and other receivables at December 31 consisted of the following:



	2018						2017
	Current			Long-term			Current			Long-term
Trade accounts receivable ¹	$	548.8		$	—		$	526.1		$	—
Trade notes receivable	1.7			1.4			1.0			1.2
Total trade receivables	550.5			1.4			527.1			1.2
Other notes receivable ¹	—			24.2			—			24.7
Insurance receivables ²	1.3			—			43.0			—
Taxes receivable, including income taxes	12.9			—			15.0			—
Other receivables	12.1			—			14.8			—
Subtotal other receivables	26.3			24.2			72.8			24.7
Total trade and other receivables	576.8			25.6			599.9			25.9
Allowance for doubtful accounts:
Trade accounts receivable ¹	(5.2		)	—			(4.7		)	—
Trade notes receivable	—			—			(.1		)	(.1		)
Total trade receivables	(5.2		)	—			(4.8		)	(.1		)
Other notes receivable ¹	—			(15.0		)	—			—
Total allowance for doubtful accounts	(5.2		)	(15.0		)	(4.8		)	(.1		)
Total net receivables	$	571.6		$	10.6		$	595.1		$	25.8

Activity related to the allowance for doubtful accounts is reflected below:



	Balance at December 31, 2016		Add: Charges			Less: Net Charge-offs, (Recoveries)		Balance at December 31, 2017		Add: Charges			Less: Net Charge-offs, (Recoveries)		Balance at December 31, 2018
Trade accounts receivable	$	7.1	$	.9		$	3.3	$	4.7	$	1.9		$	1.4	$	5.2
Trade notes receivable	.3		(.1		)	—		.2		(.2		)	—		—
Total trade receivables	7.4		.8			3.3		4.9		1.7			1.4		5.2
Other notes receivable	—		—			—		—		15.0			—		15.0
Total allowance for doubtful accounts	$	7.4	$	.8		$	3.3	$	4.9	$	16.7		$	1.4	$	20.2