Commercial Management Fees Related Party

No definition available.

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- Definition

Pool Management Fees And Commissions Related Party

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

The aggregate direct operating costs incurred during the reporting period.

+ References

+ Details

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount of selling, general and administrative expenses resulting from transactions, excluding transactions that are eliminated in consolidated or combined financial statements, with related party.

+ References

No definition available.

+ Details

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- Definition

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(e))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-07.1(c))
-URI http://asc.fasb.org/extlink&oid=6488393&loc=d3e606610-122999

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- Details

Name:	dei_LegalEntityAxis=tnk_TeekayLNGOperatingLLCMember
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- Details

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- Details

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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=tnk_TimecharterMember
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Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=tnk_TechnicalManagementFeeMember
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Data Type:	na
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Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=tnk_SecondmentFeesMember
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- Details

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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=tnk_LNGterminalservicesMember
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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=tnk_TechnicalmanagementfeerevenueMember
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- Details

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Related Party Transactions - Summary of Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Nov. 30, 2016
Related Party Transaction [Line Items]
RSA pool management fees and commissions	$ 0	$ (2,043)	$ (2,799)	$ (7,929)
Commercial management fees	0	(490)	(1,187)	(1,238)
Vessel operating expenses	(40,958)	(44,783)	(131,949)	(136,245)
Strategic and administrative service fees	(6,761)	(2,471)	(13,678)	(7,461)
Teekay LNG Operating L.L.C. \| Bahrain LNG W.I.L.
Related Party Transaction [Line Items]
Ownership percentage					30.00%
Entities Under Common Control
Related Party Transaction [Line Items]
RSA pool management fees and commissions	0	2,043	2,799	7,929
Commercial management fees	0	490	1,187	1,238
Strategic and administrative service fees	0	(3,871)	(7,026)	(12,019)
Time-charter revenues
Related Party Transaction [Line Items]
Revenues	0	417	0	5,404
Vessel operating expenses - technical management fee
Related Party Transaction [Line Items]
Vessel operating expenses	(2,020)	(2,338)	(6,442)	(6,925)
Secondment fees
Related Party Transaction [Line Items]
Strategic and administrative service fees	(148)	0	(188)	0
Secondment fees \| Entities Under Common Control
Related Party Transaction [Line Items]
Strategic and administrative service fees	0	(157)	(248)	(443)
Lay-up service revenues
Related Party Transaction [Line Items]
Revenues	0	200	6	432
LNG terminal services revenue
Related Party Transaction [Line Items]
Revenues	84	0	252	0
Technical management fee revenues
Related Party Transaction [Line Items]
Revenues	3,828	0	5,048	0
Technical management fee revenues \| Entities Under Common Control
Related Party Transaction [Line Items]
Revenues	0	2,396	4,890	7,754
Service revenues
Related Party Transaction [Line Items]
Revenues	1,003	0	1,280	0
Service revenues \| Entities Under Common Control
Related Party Transaction [Line Items]
Revenues	$ 0	$ 1,253	$ 1,772	$ 4,264