Segment Information - Summary of Segment Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	$ 315.2	$ 266.9	$ 924.6	$ 828.9
Infrastructure Solutions
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	201.9	174.5	609.0	555.8
Materials Solutions
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	111.8	92.4	312.9	273.1
Operating Segments
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	315.2	266.9	924.6	828.9
Segment Operating Adjusted EBITDA	16.5	16.1	48.4	57.5
Operating Segments | Infrastructure Solutions
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	201.9	174.5	609.0	555.8
Segment Operating Adjusted EBITDA	17.6	18.3	49.9	61.0
Operating Segments | Materials Solutions
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	111.8	92.4	312.9	273.1
Segment Operating Adjusted EBITDA	13.1	10.7	34.8	36.3
Intersegment Eliminations
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	16.0	10.2	42.8	23.9
Intersegment Eliminations | Infrastructure Solutions
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	1.9	1.1	7.0	4.0
Intersegment Eliminations | Materials Solutions
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	14.1	9.1	35.8	19.9
Corporate and Other
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]
Revenues from external customers	1.5	0.0	2.7	0.0
Segment Operating Adjusted EBITDA	$ (14.2)	$ (12.9)	$ (36.3)	$ (39.8)