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Income Tax Expense (Recovery) (Tables) | 9 Months Ended
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Sep. 30, 2020
Income Tax Disclosure [Abstract] |
Components of Provision for Income Tax (Expense) Recovery | The components of the provision for income tax (expense) recovery are as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
| $ |  | $ |  | $ |  | $
Current | (3,592) |  | (2,911) |  | 9,030 |  | (10,983)
Deferred | (110) |  | (180) |  | 651 |  | (548)
Income tax (expense) recovery | (3,702) |  | (3,091) |  | 9,681 |  | (11,531)
Unrecognized Tax Benefits, Recorded in Other Long-Term Liabilities | The following table reflects changes in uncertain tax positions relating to freight tax liabilities, which are recorded in other long-term liabilities and accrued liabilities on the Company's unaudited consolidated balance sheets:
| Nine Months Ended September 30,
| 2020 |  | 2019
| $ |  | $
Balance of unrecognized tax benefits as at January 1 | 62,958 |  |  | 40,556 |
Increases for positions related to the current year | 8,608 |  |  | 2,106 |
Changes for positions taken in prior years | (14,564) |  |  | 4,121 |
Settlements with tax authority | (9,372) |  |  | — |
Decrease related to statute limitations | (2,372) |  |  | — |
Balance of unrecognized tax benefits as at September 30 | 45,258 |  |  | 46,783 |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319 + Details
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