Commitments and Contingencies - Bahrain LNG Joint Venture (Detail) $ in Millions		12 Months Ended
Dec. 02, 2015 USD ($) floating_storage_unit ft³	Dec. 31, 2015 USD ($) floating_storage_unit
Long-term Purchase Commitment [Line Items]
Joint venture ownership percentage		100.00%
Bahrain LNG Joint Venture [Member]
Long-term Purchase Commitment [Line Items]
Joint venture ownership percentage		30.00%
Bahrain LNG Joint Venture [Member] \| LNG Receiving and Regasification Terminal [Member]
Long-term Purchase Commitment [Line Items]
Fully built-up cost	$ 872.0
Length of Charter Contract		20 years
Bahrain LNG Joint Venture [Member] \| LNG Receiving and Regasification Terminal [Member] \| Scenario, Plan [Member]
Long-term Purchase Commitment [Line Items]
Percentage of fully built-up cost, debt financing intended		75.00%
Bahrain LNG Joint Venture [Member] \| LNG Receiving and Regasification Terminal [Member] \| Maximum [Member]
Long-term Purchase Commitment [Line Items]
Capacity of production facility, per day \| ft³	800,000,000
Bahrain LNG Joint Venture [Member] \| Modified Vessel [Member] \| Daewoo Shipbuilding & Marine Engineering Co. Ltd. [Member]
Long-term Purchase Commitment [Line Items]
Number of floating storage units \| floating_storage_unit	1	1
Length of Charter Contract	20 years	20 years
Bahrain LNG Joint Venture [Member] \| Pro rata share [Member] \| LNG Receiving and Regasification Terminal [Member]
Long-term Purchase Commitment [Line Items]
Proportionate share of the newbuilding installments, net of the existing financing in 2016		$ 115.2
Proportionate share of the newbuilding installments, net of the existing financing in 2017		84.0
Proportionate share of the newbuilding installments, net of the existing financing in 2018		$ 62.4

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Long Term Purchase Commitment Debt Financing Secured Percentage

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Number of floating storage units

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=6382943&loc=d3e33918-111571

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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.

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The minimum amount the entity agreed to spend under the long-term purchase commitment.

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ 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=6394976&loc=d3e25336-109308

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Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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