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Property, Plant and Equipment - Schedule of Property Plant and Equipment (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
Property, Plant and Equipment [Line Items] |  |
Cost | $ 90,422 | $ 89,901
Less: accumulated depreciation | (38,384) | (29,538)
Property, plant and equipment, net | 52,038 | 60,363
Liquefaction plants and systems |  |
Property, Plant and Equipment [Line Items] |  |
Cost | $ 40,841 | 40,617
Liquefaction plants and systems | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 10 years |
Liquefaction plants and systems | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 15 years |
Real property and buildings |  |
Property, Plant and Equipment [Line Items] |  |
Cost | $ 1,649 | 1,794
Real property and buildings | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 3 years |
Real property and buildings | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 25 years |
Vehicles and tanker trailers and equipment |  |
Property, Plant and Equipment [Line Items] |  |
Cost | $ 47,179 | 46,597
Vehicles and tanker trailers and equipment | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 2 years |
Vehicles and tanker trailers and equipment | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 10 years |
Computer and office equipment |  |
Property, Plant and Equipment [Line Items] |  |
Cost | $ 532 | 453
Computer and office equipment | Minimum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 2 years |
Computer and office equipment | Maximum |  |
Property, Plant and Equipment [Line Items] |  |
Estimated Useful Life (years) | 7 years |
Construction in progress |  |
Property, Plant and Equipment [Line Items] |  |
Cost | $ 191 | 409
Leasehold improvements |  |
Property, Plant and Equipment [Line Items] |  |
Cost | $ 30 | $ 31

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- Definition Amount of accumulated depreciation and amortization from plant, property, and equipment and right-of-use asset from finance lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918638-209977 + Details
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- Definition Amount, after accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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- Definition Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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