XML 45 R30.htm IDEA: XBRL DOCUMENT

Amounts Receivable (Tables)

12 Months Ended

Dec. 31, 2017

Subclassifications of assets, liabilities and equities [abstract]

Schedule of Receivables



	December 31, 2017		December 31, 2016
Sales tax receivables
Canada	$6.4		$2.3
Mexico	20.0		36.2
Other	0.9		0.5
Concentrate receivable	3.2		2.2
Other receivables	4.0		3.7
	$34.5		$44.9