Line items represent reporting 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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 12
-Sentence Column A

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- Definition

Number of units for maintenance and safety.

+ References

No definition available.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479

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- Definition

Term of the lessor's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585

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Investments - Teekay Offshore - Logitel Offshore Holding AS- Additional Information (Detail) - Logitel Offshore Holdings [Member] $ in Thousands		1 Months Ended		3 Months Ended	12 Months Ended
	Aug. 11, 2014 USD ($)	Jun. 30, 2015	Aug. 31, 2014 USD ($) MaintenanceAndSafety	Jun. 30, 2016 MaintenanceAndSafety	Dec. 31, 2016 MaintenanceAndSafety
Newbuildings [Member] \| Cancellation Potential [Member]
Net Investment Income [Line Items]
Number of units for maintenance and safety				2
Teekay Offshore [Member]
Net Investment Income [Line Items]
Percentage of ownership acquired	100.00%		100.00%
Aggregate purchase price, cash \| $	$ 4,000		$ 4,000
Potential additional cash amount \| $	$ 27,600		$ 27,600
Number of units for maintenance and safety			3
Teekay Offshore [Member] \| Scheduled For Delivery [Member]
Net Investment Income [Line Items]
Number of units for maintenance and safety			3
Teekay Offshore [Member] \| Delivered [Member]
Net Investment Income [Line Items]
Operating lease arrangement period, lessor		3 years
Teekay Offshore [Member] \| Newbuildings [Member] \| Cancellation Potential [Member] \| Deferment Potential [Member]
Net Investment Income [Line Items]
Number of units for maintenance and safety					2