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Business combination share exchange resultant description

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Organization And Basis Of Presentation [Line Items]

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Percentage of the Company's Founder and Co-Chairman beneficial ownership percentage of the Company's issued and outstanding common stock.

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- Definition

Percentage of business combination consideration shares issued

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- Definition

Percentage Of Outstanding Shares Contributed Under Contribution And Exchange Agreement

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically common stock), at the option of the issuer or the holder.

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Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP).

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Units contributed by each class of partners during the year. Units represent shares of ownership of the general, limited, and preferred partners.

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The number of units converted into shares of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.

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General and Basis of Presentation - Additional Information (Detail) - USD ($)	Jul. 26, 2019	Nov. 30, 2018	Dec. 17, 2018	Feb. 28, 2017
Organization And Basis Of Presentation [Line Items]
Members contribution		1,000
Convertible debt		$ 48,700,000
Share Exchange Agreement [Member] \| Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Business combination share exchange resultant description	$ 0
American Electric Technologies Inc [Member] \| Share Exchange Agreement [Member] \| Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Percentage of outstanding limited liability interest acquired	100.00%
Number of common stock issued under share exchange agreement	$ 105,558,606
Percentage of number of common stock issued under share exchange agreement	90.00%
Percentage of beneficial ownership	88.40%
PEG Partners LLC [Member]
Organization And Basis Of Presentation [Line Items]
Business acquisition, percentage of voting interests acquired				80.00%
PEG Partners LLC [Member] \| Share Exchange Agreement [Member] \| Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Percentage of outstanding limited liability interest acquired	20.00%
PEG Partners LLC [Member] \| Parent Company [Member] \| Share Exchange Agreement [Member] \| Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Percentage of outstanding limited liability interest acquired	80.00%
Capital Unit, Class B [Member]
Organization And Basis Of Presentation [Line Items]
Exchange of units		2,000
Capital Unit, Class A [Member]
Organization And Basis Of Presentation [Line Items]
Exchange of units		4,874.28
Prometheus Energy Group Inc. [Member]
Organization And Basis Of Presentation [Line Items]
Business acquisition, percentage of voting interests acquired				80.00%
American Electric Technologies Inc [Member]
Organization And Basis Of Presentation [Line Items]
Percentage of outstanding units exchanged			100.00%