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Supplemental Cash Flow Information (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Disclosure of Cash Flow Statement [Abstract] |  |
Amounts receivable | $ (7.9) | $ 14.0
Inventory | 13.9 | (15.9)
Advances and prepaid expenses | (7.2) | (4.3)
Accounts payable and accrued liabilities | 7.6 | (12.1)
Income taxes (paid) refunded | (4.2) | (1.5)
Increase (decrease) in working capital | 2.2 | (19.8)
Interest received, classified as investing activities | $ 2.8 | $ 2.5

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- Definition Adjustments for decrease (increase) in inventories to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Inventories; Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 20 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_20_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition Adjustments for decrease (increase) in trade accounts receivable to reconcile profit (loss) to net cash flow from (used in) operating activities. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 20 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_20_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The cash flows from income taxes paid or refunded. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 35 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_35&doctype=Standard -URIDate 2018-03-16 + Details
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