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Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Detail) $ in Millions |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Nov. 30, 2018 USD ($) shares | May 19, 2017 | Dec. 31, 2018 GPD | Dec. 17, 2018 | Feb. 28, 2017
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Members contribution | 1,000 |  |  |  |
Convertible debt | $ | $ 48.7 |  |  |  |
Stabilis LNG Eagle Ford LLC [Member] |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Percentage of beneficial interest acquired during period |  | 50.00% |  |  |
Stabilis FHR Oilfield LNG LLC [Member] |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Percentage of beneficial interest acquired during period |  | 50.00% |  |  |
Capital Unit, Class B [Member] |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Exchange of units | 2,000 |  |  |  |
Capital Unit, Class A [Member] |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Exchange of units | 4,874.28 |  |  |  |
Prometheus Energy Group Inc. [Member] |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Business acquisition, percentage of voting interests acquired |  |  |  |  | 80.00%
American Electric Technologies Inc [Member] |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Percentage of outstanding units exchanged |  |  |  | 100.00% |
TEXAS |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Daily capacity of production facility in gallons | GPD |  |  | 120,000 |  |
Permian Basin [Member] |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |
Daily capacity of production facility in gallons | GPD |  |  | 25,000 |  |

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