XML 72 R52.htm IDEA: XBRL DOCUMENT v3.4.0.3

Segment Reporting - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2015 Vessel Segment
Segment Reporting Information [Line Items]
Number of reportable segments | Segment	2
Liquefied Gas Segment [Member] | Liquefied Natural Gas [Member]
Segment Reporting Information [Line Items]
Number of vessels	50
Liquefied Gas Segment [Member] | Liquefied Natural Gas [Member] | Corporate Joint Venture [Member]
Segment Reporting Information [Line Items]
Number of vessels	26
Liquefied Gas Segment [Member] | Liquefied Petroleum Gas Multi Gas [Member]
Segment Reporting Information [Line Items]
Number of vessels	29
Liquefied Gas Segment [Member] | Liquefied Petroleum Gas [Member] | Corporate Joint Venture [Member]
Segment Reporting Information [Line Items]
Number of vessels	23
Conventional Tankers [Member] | Suezmax Tankers [Member]
Segment Reporting Information [Line Items]
Number of vessels	7
Conventional Tankers [Member] | Handymax Product [Member]
Segment Reporting Information [Line Items]
Number of vessels	1

X

- Definition

Number Of Vessels

+ References

No definition available.

+ Details

Name:	tgp_NumberOfVessels
Namespace Prefix:	tgp_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of vessels in partnership.

+ References

No definition available.

+ Details

Name:	tgp_NumberOfVesselsInPartnership
Namespace Prefix:	tgp_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

+ References

No definition available.

+ Details

Name:	us-gaap_NumberOfReportableSegments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- 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

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=tgp_LiquefiedGasSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementOperatingActivitiesSegmentAxis=tgp_LiquefiedNaturalGasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	dei_LegalEntityAxis=us-gaap_CorporateJointVentureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementOperatingActivitiesSegmentAxis=tgp_LiquefiedPetroleumGasMultiGasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementOperatingActivitiesSegmentAxis=tgp_LiquefiedPetroleumGasMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=tgp_ConventionalTankersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementOperatingActivitiesSegmentAxis=tgp_SuezmaxTankersMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementOperatingActivitiesSegmentAxis=tgp_HandymaxProductMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: