Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Cash Flows from Operating Activities
Net income	$ 116.6	$ 35.6	$ 139.1
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	43.6	43.5	39.3
Adjustment to fair value of contingent consideration	(15.9)	3.4	0.0
Impairment of property, plant and equipment	22.9	0.0	0.0
Impairment of intangible assets	19.1	0.0	0.0
Deferred taxes	(10.2)	(39.3)	3.6
Profit on disposal of property, plant and equipment	(0.2)	(0.2)	0.0
Non-cash movements of defined benefit pension plans	2.7	151.9	(3.3)
Stock option compensation	8.1	8.5	8.0
Changes in assets and liabilities, net of effects of acquired and divested companies:
Trade and other accounts receivable	21.6	4.3	(12.6)
Inventories	(6.6)	(11.8)	83.0
Prepaid expenses	1.8	(2.8)	(4.2)
Accounts payable and accrued liabilities	(32.8)	(4.5)	(26.9)
Plant closure provisions	(1.9)	0.9	4.0
Accrued income taxes	(21.8)	6.3	(25.9)
Unrecognized tax benefits	0.0	(14.8)	1.4
Other assets and liabilities	(8.7)	3.5	1.8
Net cash provided by operating activities	138.3	184.5	207.3
Cash Flows from Investing Activities
Capital expenditures	(50.3)	(41.4)	(62.1)
Proceeds on disposal of property, plant and equipment	1.1	0.5	0.1
Business combinations, net of cash acquired	(0.7)	(0.2)	(34.7)
Internally developed software	(25.2)	(20.9)	(15.1)
Net cash used in investing activities	(75.1)	(62.0)	(111.8)
Cash Flows from Financing Activities
Non-controlling interest	1.9	2.4	0.0
Repayment of term loan	0.0	0.0	(2.3)
Refinancing costs	0.0	(0.3)	(1.4)
Dividend paid	(42.4)	(38.8)	(35.1)
Issue of treasury stock	0.5	2.1	0.9
Repurchase of common stock	(23.9)	(0.7)	(1.1)
Net cash used in financing activities	(63.9)	(35.3)	(39.0)
Effect of foreign currency exchange rate changes on cash	4.0	(1.7)	0.1
Net change in cash and cash equivalents	3.3	85.5	56.6
Cash and cash equivalents at beginning of year	289.2	203.7	147.1
Cash and cash equivalents at end of year	$ 292.5	$ 289.2	$ 203.7