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Lease obligations (Tables)
12 Months Ended
Dec. 31, 2019
Disclosure of leases [Abstract]  
Disclosure of additional information about leasing activities for lessee
 
 
Finance lease obligations at December 31, 2018
$
199,760

Adjustment on initial adoption of IFRS 16 (note 2 (t))
452,882

Lease obligations - IFRS 16 adjusted
652,642

Additions, net of disposals
168,216

Interest expense
43,288

Lease payments
(145,100
)
Effect of movements in exchange rates and other
(541
)
Lease obligations at December 31, 2019
718,505

Less: current portion
(89,820
)
Lease obligations - non current portion
$
628,685

Disclosure of maturity analysis of lease payments
The following table presents the contractual undiscounted cash flows for lease obligations as at December 31, 2019:
 
Lease
payments

Interest
component

Lease obligations

2020
$
134,175

$
44,355

$
89,820

2021
111,305

41,136

70,169

2022
100,715

37,453

63,262

2023
95,606

33,677

61,929

2024
88,445

30,011

58,434

Thereafter
477,850

102,959

374,891

 
$
1,008,096

$
289,591

$
718,505

Disclosure of potential lease options
 
Lease liabilities recognized (discounted)

Potential future lease payments not included in lease liabilities (undiscounted)

Ocean going vessels
$
462,843

$
22,464

Terminal and tanks
194,665

31,210

Other
60,997

16,914

Total
$
718,505

$
70,588