XML 58 R48.htm IDEA: XBRL DOCUMENT
v3.22.1

Subsequent Event (Details) $ in Millions | Apr. 01, 2022 USD ($)
--- | ---
Subsequent events | Atlantic |
Subsequent Events |
Expected revenue, acquired company | $ 50

X
- Definition Total revenue estimated to be reported for acquired entity. + References No definition available. + Details
Name: | fix_BusinessAcquisitionRevenueEstimatedForAcquiredEntity
Namespace Prefix: | fix_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=fix_AtlanticElectricLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |