Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Operating activities
Net income	$ 128.6	$ 72.7
Loss from discontinued operations, net of tax	2.5	0.0
Adjustments to reconcile net income from continuing operations to net cash provided by (used for) operating activities of continuing operations
Equity income of unconsolidated subsidiaries	(0.2)	0.5
Depreciation	12.7	11.6
Amortization	7.1	7.6
Deferred income taxes	(2.8)	14.0
Share-based compensation	5.6	6.2
Changes in assets and liabilities, net of effects of business acquisitions
Accounts receivable	(202.4)	(167.1)
Inventories	(12.5)	(20.1)
Other current assets	(16.6)	(13.4)
Accounts payable	54.8	(49.9)
Employee compensation and benefits	(14.8)	(0.8)
Other current liabilities	17.7	(22.3)
Other non-current assets and liabilities	1.5	(1.4)
Net cash used for operating activities of continuing operations	(18.8)	(162.4)
Net cash used for operating activities of discontinued operations	(0.2)	0.0
Net cash used for operating activities	(19.0)	(162.4)
Investing activities
Capital expenditures	(13.2)	(18.7)
Proceeds from sale of property and equipment	3.4	0.1
Acquisitions, net of cash acquired	0.0	(7.2)	$ (58.0)
Net cash used for investing activities	(9.8)	(25.8)
Financing activities
Net borrowings of commercial paper and revolving long-term debt	92.4	420.9
Shares issued to employees, net of shares withheld	(0.2)	5.2
Repurchases of ordinary shares	(9.6)	(115.2)
Dividends paid	(33.3)	(32.1)
Payments upon the maturity of cross currency swaps	(14.7)	0.0
Net cash provided by financing activities	34.6	278.8
Effect of exchange rate changes on cash and cash equivalents	7.1	(3.8)
Change in cash and cash equivalents	12.9	86.8
Cash and cash equivalents, beginning of period	82.1	82.5	82.5
Cash and cash equivalents, end of period	$ 95.0	$ 169.3	$ 82.1