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Acquisitions and Divestitures - Narrative (Details) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2023 USD ($) businesses_divested	Mar. 31, 2022 USD ($) businesses_divested	Dec. 31, 2022 USD ($)
Segment Reporting Information [Line Items]
Acquisition price			$ 77.4
Revenues	$ 549.2	$ 535.8
Operating profit (loss)	$ 75.1	$ 34.7
Number of Divestitures | businesses_divested	0	0
Proceeds from sale of storage tanks business			271.6
Gain on sale of storage tanks business	$ (6.4)	$ 0.0
Proceeds from sale of storage tanks business	$ 2.0	0.0
Revolving credit facility | Revolving Credit Facility
Segment Reporting Information [Line Items]
Borrowings under revolving credit facility			80.0
Engineered Structures | Storage Tanks Business
Segment Reporting Information [Line Items]
Revenues		59.9
Operating profit (loss)		$ 10.3
Proceeds from sale of storage tanks business			275.0
RAMCO | Construction Products
Segment Reporting Information [Line Items]
Goodwill acquired			13.4
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total			$ 6.4
RAMCO | Construction Products | Permits
Segment Reporting Information [Line Items]
Weighted average useful life			20 years
Finite-Lived Intangibles			$ 54.2

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