Revenue Recognition - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Net sales	$ 350.1	$ 291.4	$ 1,009.8	$ 946.1
United States
Disaggregation of Revenue [Line Items]
Net sales	280.4	211.2	816.2	726.5
United States | Equipment sales
Disaggregation of Revenue [Line Items]
Net sales	176.1	136.5	518.2	467.1
United States | Parts and component sales
Disaggregation of Revenue [Line Items]
Net sales	88.1	64.1	248.8	222.0
United States | Service and equipment installation revenue
Disaggregation of Revenue [Line Items]
Net sales	9.0	4.9	24.9	18.6
United States | Used equipment sales
Disaggregation of Revenue [Line Items]
Net sales	0.1	0.0	2.4	0.1
United States | Freight revenue
Disaggregation of Revenue [Line Items]
Net sales	8.7	6.8	24.8	21.4
United States | Other
Disaggregation of Revenue [Line Items]
Net sales	(1.6)	(1.1)	(2.9)	(2.7)
Total foreign
Disaggregation of Revenue [Line Items]
Net sales	69.7	80.2	193.6	219.6
Total foreign | Equipment sales
Disaggregation of Revenue [Line Items]
Net sales	40.5	55.4	116.5	142.0
Total foreign | Parts and component sales
Disaggregation of Revenue [Line Items]
Net sales	24.4	21.6	64.8	66.7
Total foreign | Service and equipment installation revenue
Disaggregation of Revenue [Line Items]
Net sales	3.9	2.9	9.5	8.7
Total foreign | Freight revenue
Disaggregation of Revenue [Line Items]
Net sales	0.9	0.7	2.8	2.6
Total foreign | Other
Disaggregation of Revenue [Line Items]
Net sales	0.0	(0.4)	0.0	(0.4)
Infrastructure Solutions
Disaggregation of Revenue [Line Items]
Net sales	193.2	165.0	633.8	588.6
Infrastructure Solutions | United States
Disaggregation of Revenue [Line Items]
Net sales	183.6	156.6	591.8	549.7
Infrastructure Solutions | United States | Equipment sales
Disaggregation of Revenue [Line Items]
Net sales	119.8	103.2	374.0	352.5
Infrastructure Solutions | United States | Parts and component sales
Disaggregation of Revenue [Line Items]
Net sales	51.1	42.9	172.7	160.9
Infrastructure Solutions | United States | Service and equipment installation revenue
Disaggregation of Revenue [Line Items]
Net sales	5.9	4.7	21.4	18.1
Infrastructure Solutions | United States | Used equipment sales
Disaggregation of Revenue [Line Items]
Net sales	0.1	0.0	2.2	0.1
Infrastructure Solutions | United States | Freight revenue
Disaggregation of Revenue [Line Items]
Net sales	6.2	5.3	19.6	16.3
Infrastructure Solutions | United States | Other
Disaggregation of Revenue [Line Items]
Net sales	0.5	0.5	1.9	1.8
Infrastructure Solutions | Total foreign
Disaggregation of Revenue [Line Items]
Net sales	9.6	8.4	42.0	38.9
Infrastructure Solutions | Total foreign | Equipment sales
Disaggregation of Revenue [Line Items]
Net sales	6.9	4.2	28.4	22.1
Infrastructure Solutions | Total foreign | Parts and component sales
Disaggregation of Revenue [Line Items]
Net sales	2.5	3.8	12.1	15.5
Infrastructure Solutions | Total foreign | Service and equipment installation revenue
Disaggregation of Revenue [Line Items]
Net sales	0.0	0.2	0.7	0.6
Infrastructure Solutions | Total foreign | Freight revenue
Disaggregation of Revenue [Line Items]
Net sales	0.2	0.2	0.7	0.7
Infrastructure Solutions | Total foreign | Other
Disaggregation of Revenue [Line Items]
Net sales	0.0	0.0	0.1	0.0
Materials Solutions
Disaggregation of Revenue [Line Items]
Net sales	156.9	126.4	376.0	357.5
Materials Solutions | United States
Disaggregation of Revenue [Line Items]
Net sales	96.8	54.6	224.4	176.8
Materials Solutions | United States | Equipment sales
Disaggregation of Revenue [Line Items]
Net sales	56.3	33.3	144.2	114.6
Materials Solutions | United States | Parts and component sales
Disaggregation of Revenue [Line Items]
Net sales	37.0	21.2	76.1	61.1
Materials Solutions | United States | Service and equipment installation revenue
Disaggregation of Revenue [Line Items]
Net sales	3.1	0.2	3.5	0.5
Materials Solutions | United States | Used equipment sales
Disaggregation of Revenue [Line Items]
Net sales	0.0	0.0	0.2	0.0
Materials Solutions | United States | Freight revenue
Disaggregation of Revenue [Line Items]
Net sales	2.5	1.5	5.2	5.1
Materials Solutions | United States | Other
Disaggregation of Revenue [Line Items]
Net sales	(2.1)	(1.6)	(4.8)	(4.5)
Materials Solutions | Total foreign
Disaggregation of Revenue [Line Items]
Net sales	60.1	71.8	151.6	180.7
Materials Solutions | Total foreign | Equipment sales
Disaggregation of Revenue [Line Items]
Net sales	33.6	51.2	88.1	119.9
Materials Solutions | Total foreign | Parts and component sales
Disaggregation of Revenue [Line Items]
Net sales	21.9	17.8	52.7	51.2
Materials Solutions | Total foreign | Service and equipment installation revenue
Disaggregation of Revenue [Line Items]
Net sales	3.9	2.7	8.8	8.1
Materials Solutions | Total foreign | Freight revenue
Disaggregation of Revenue [Line Items]
Net sales	0.7	0.5	2.1	1.9
Materials Solutions | Total foreign | Other
Disaggregation of Revenue [Line Items]
Net sales	$ 0.0	$ (0.4)	$ (0.1)	$ (0.4)