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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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