Other Commitments and Contingencies (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Outstanding Bonds
Performance bonds	$ 145,982	$ 152,434
Licensing, insurance, and other bonds	27,415	25,439
Total bonds	$ 173,397	$ 177,873

Represents the amount of other type of bonds outstanding, principally license and insurance related.

No definition available.

Name:	bld_LicenseAndInsuranceRelatedAndOtherBondsOutstanding
Namespace Prefix:	bld_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant