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Commitments and contingencies (Tables)

12 Months Ended

Dec. 31, 2019

Commitments And Contingencies [Abstract]

Schedule of minimum estimated commitment under purchase contracts

The minimum estimated commitment under these contracts, except as noted below, is as follows:

As at December 31, 2019

2020			2021			2022			2023			2024			Thereafter
$	458,859		$	398,267		$	356,268		$	356,861		$	375,281		$	1,386,390

Contractual obligations

The Company has future minimum payments relating primarily to vessel charters, terminal facilities, and other commitments that are not leases, as follows:

As at December 31, 2019

2020			2021			2022			2023			2024			Thereafter
$	58,715		$	1,390		$	539		$	539		$	539		$	3,273

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Commitments And Contingencies

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Contingent Liabilities With Associates [Table Text Block]

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Tabular disclosure of contractual obligation by timing of payment due. Includes, but is not limited to, long-term debt obligation, lease obligation, and purchase obligation.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 303
-Paragraph (a)
-Subparagraph (5)

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