Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Operating activities
Net income	$ 154.9	$ 133.3
Loss from discontinued operations, net of tax	0.0	0.2
Adjustments to reconcile net income from continuing operations to net cash provided by (used for) operating activities
Equity income of unconsolidated subsidiaries	(0.4)	(0.9)
Depreciation	14.8	14.9
Amortization	14.2	13.5
Deferred income taxes	11.5	4.8
Share-based compensation	12.6	7.9
Asset impairment and write-offs	5.2	0.8
Changes in assets and liabilities, net of effects of business acquisitions
Accounts receivable	(261.6)	(249.5)
Inventories	(3.5)	(3.2)
Other current assets	(12.5)	(11.8)
Accounts payable	23.8	33.0
Employee compensation and benefits	(24.3)	(28.3)
Other current liabilities	22.6	(28.1)
Other non-current assets and liabilities	3.8	6.0
Net cash used for operating activities of continuing operations	(38.9)	(107.4)
Net cash used for operating activities of discontinued operations	0.0	(0.2)
Net cash used for operating activities	(38.9)	(107.6)
Investing activities
Capital expenditures	(16.8)	(19.3)
Net cash used for investing activities	(16.8)	(19.3)
Financing activities
Net repayments of short-term borrowings	(9.3)	0.0
Net borrowings of revolving long-term debt	196.2	101.4
Repayments of long-term debt	0.0	(6.3)
Shares issued to employees, net of shares withheld	(8.6)	6.1
Repurchases of ordinary shares	(50.0)	0.0
Dividends paid	(41.2)	(38.0)
Net cash provided by financing activities	87.1	63.2
Effect of exchange rate changes on cash and cash equivalents	(9.5)	2.5
Change in cash and cash equivalents	21.9	(61.2)
Cash and cash equivalents, beginning of period	118.7	170.3	$ 170.3
Cash and cash equivalents, end of period	$ 140.6	$ 109.1	$ 118.7