SUPPLEMENTAL CASH FLOW DISCLOSURE (Tables)

12 Months Ended

Dec. 31, 2017

Cash flow statement [Abstract]

Disclosure of detailed information about adjustments to reconcile profit (loss) explanatory

Adjustments to reconcile net earnings to cash flows from operating activities:

	2017			2016
Depreciation and amortization (note 20)	$	162,150		$	140,597
Restructuring charges related to property, plant and equipment (note 17)	930			1,716
Gain on remeasurement of contingent consideration in connection with a business acquisition (note 17)	—			(6,176		)
Loss on disposal of property, plant and equipment and intangible assets	368			1,631
Share-based compensation	15,867			15,373
Deferred income taxes (note 18)	4,895			(3,156		)
Unrealized net (gain) loss on foreign exchange and financial derivatives	(863		)	1,993
Timing differences between settlement of financial derivatives and transfer of deferred gains and losses in accumulated OCI to net earnings	(10,070		)	10,840
Other non-current assets	(523		)	(2,202		)
Other non-current liabilities	2,445			(2,169		)
	$	175,199		$	158,447

Disclosure of detailed information about variations in non-cash transactions explanatory

Variations in non-cash transactions:

	2017		2016
Change in classification of non-Treasury RSUs to equity-settled	$	—	$	6,234
Additions to property, plant and equipment and intangible assets included in accounts payable and accrued liabilities	258		(8,200		)
Proceeds on disposal of property, plant and equipment included in other current assets	36		(475		)
Assets held for sale transferred to property, plant and equipment	—		2,243
Balance due on business acquisition (note 5)	2,700		(4,000		)
Non-cash ascribed value credited to contributed surplus for dividends attributed to Treasury RSUs	447		370
Non-cash ascribed value credited to share capital from shares issued or distributed pursuant to vesting of restricted share units and exercise of stock options	9,623		8,085