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Nature And Description of The Company - Summary of Represents Material Subsidiaries of The Company (Parenthetical) (Detail) | 12 Months Ended
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Dec. 31, 2021
Subsidiaries [member] | Enerflex Middle East LLC [Member] |
Disclosure of subsidiaries [line items] |
Proportion of indirect ownership interest in subsidiary | 100.00%

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- Definition Proportion of indirect ownership interest in subsidiary. + References No definition available. + Details
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Namespace Prefix: | enrff_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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Namespace Prefix: | ifrs-full_
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Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |