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Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2018

Disclosure Of Financial Instruments [Abstract]

Summary of Expected Credit Loss Allowance

The movement in the expected credit loss allowance during the year was as follows:

	2018			2017
Balance at January 1	$	2,596		$	6,072
Impairment loss recognized		483			56
Amounts written-off as uncollectible		(416	)		(3,296	)
Impairment loss reversed		(1,247	)		(30	)
Effect of movement in exchange rates		54			(206	)
Balance at December 31	$	1,470		$	2,596

Summary of Ageing of Trade Receivables

The ageing of trade receivables at December 31 was as follows:

	2018				2017
	Gross		Provision for Impairment		Gross		Provision for Impairment
Not past due	$	175,277	$	—	$	92,880	$	—
Past due 0 – 30 days		64,351		—		66,723		—
Past due 31 – 120 days		25,032		71		19,410		580
Past due more than 120 days		1,399		1,399		2,016		2,016
	$	266,059	$	1,470	$	181,029	$	2,596

Summary of Financial Instruments were Denominated in U S Dollars

The following financial instruments were denominated in U.S. dollars:

	2018						2017
	Canadian Operations ⁽¹⁾			Foreign Operations			Canadian Operations ⁽¹⁾			Foreign. Operations
Cash	$	957		$	49,302		$	1,720		$	39,636
Accounts receivable		482			181,609			—			152,216
Accounts payable and accrued liabilities		(20,655	)		(122,417	)		(13,221	)		(98,008	)
Long-term liabilities, excluding long-term incentive plans		—			(7,747	)		—			(8,023	)
Net foreign currency exposure	$	(19,216	)	$	100,747		$	(11,501	)	$	85,821
Impact of $0.01 change in the U.S. dollar to Canadian dollar exchange rate on net loss	$	(192	)	$	—		$	(115	)	$	—
Impact of $0.01 change in the U.S. dollar to Canadian dollar exchange rate on comprehensive loss	$	—		$	1,007		$	—		$	858

(1) Excludes U.S. dollar long-term debt that has been designated as a hedge of the Corporation’s net investment in certain self-sustaining foreign operations.

Summary of Contractual Maturities of Financial Liabilities and Other Contractual Commitments

The following are the contractual maturities of the Corporation’s financial liabilities and other contractual commitments as at December 31, 2018:

	2019		2020		2021		2022		2023		Thereafter		Total
Accounts payable and accrued liabilities	$	274,489	$	—	$	—	$	—	$	—	$	—	$	274,489
Share based compensation		6,221		4,357		6,082		—		—		—		16,660
Long-term debt		—		—		226,113		—		477,823		1,025,415		1,729,351
Interest on long-term debt ⁽¹⁾		115,802		115,802		115,190		101,105		99,562		101,457		648,918
Commitments		101,542		84,404		27,811		8,604		7,617		17,797		247,775
Total	$	498,054	$	204,563	$	375,196	$	109,709	$	585,002	$	1,144,669	$	2,917,193

(1) Interest has been calculated based on debt balances, interest rates, and foreign exchange rates in effect as at December 31, 2018 and excludes amortization of long-term debt issue costs.