Segment Information- Financial Information for Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Net Sales, EBIT, Assets continuing operations by reportable segment
Depreciation and Amortization	$ 196.5	$ 172.6	$ 151.1
Capital Expenditures	131.2	100.9	110.8
Operating Segments
Net Sales, EBIT, Assets continuing operations by reportable segment
Depreciation and Amortization	193.1	169.0	145.1
Capital Expenditures	130.9	100.9	110.5
Corporate and unallocated
Net Sales, EBIT, Assets continuing operations by reportable segment
Depreciation and Amortization	3.4	3.6	6.0
Capital Expenditures	0.3	0.0	0.3
CCM | Operating Segments
Net Sales, EBIT, Assets continuing operations by reportable segment
Depreciation and Amortization	89.3	80.7	57.0
Capital Expenditures	86.0	65.5	84.5
CWT | Operating Segments
Net Sales, EBIT, Assets continuing operations by reportable segment
Depreciation and Amortization	103.8	88.3	88.1
Capital Expenditures	$ 44.9	$ 35.4	$ 26.0