Joint Ventures (Detail) $ in Thousands	Jun. 30, 2018 USD ($)
Newbuildings
Long-term Purchase Commitment [Line Items]
Remainder of 2018	$ 244,100
2019	250,000
Teekay LNG \| BG Joint Venture \| Newbuildings \| Supply Commitment
Long-term Purchase Commitment [Line Items]
Credit facility, maximum borrowing capacity	724,000
Capital Addition Purchase Commitments, Equity Method Investee
Long-term Purchase Commitment [Line Items]
Total	763,318
Remainder of 2018	243,990
2019	320,028
2020	$ 199,300

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 440
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=77896938&loc=d3e25336-109308

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