CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 78.3	$ 333.2
Adjustments to reconcile net income to net cash used in operating activities:
Deferred income tax	(111.3)	(43.9)
Net amortization of bond discounts and deferred financing costs	0.2	0.8
Provision for uncollectible receivables	2.8	4.8
Amortization of restricted stock and other non-cash compensation	31.8	34.5
Net losses on sales of businesses	34.5	4.7
Depreciation and amortization	122.2	130.2
Restructuring charges	145.9	0.9
Other	8.3	17.7
Changes in assets and liabilities, net of acquisitions and divestitures, providing (using) cash:
Accounts receivable	1,002.9	1,149.4
Accounts receivable, billable to clients	78.6	17.9
Prepaid expenses	(176.1)	(110.8)
Other current assets	4.9	54.0
Accounts payable	(1,350.1)	(1,309.5)
Accrued liabilities	(68.4)	(203.4)
Contract liabilities	119.8	(66.3)
Other non-current assets and liabilities	(57.3)	(50.9)
Net cash used in operating activities	(133.0)	(36.7)
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisitions, net of cash acquired	(48.4)	0.0
Capital expenditures	(47.3)	(69.9)
Net proceeds from investments	0.0	2.3
Net proceeds from sale of businesses, net of cash sold	8.1	(27.2)
Other investing activities	8.1	4.4
Net cash used in investing activities	(79.5)	(90.4)
CASH FLOWS FROM FINANCING ACTIVITIES:
Common stock dividends	(246.4)	(250.5)
Repurchases of common stock	(188.3)	(130.1)
Distributions to non-controlling interests	(18.4)	(8.6)
Tax payments for employee shares withheld	(16.0)	(13.8)
Acquisition-related payments	(15.7)	(2.1)
Repayment of long-term debt	(0.1)	(250.1)
Net increase (decrease) in short-term borrowings	13.6	(21.6)
Other financing activities	0.1	(1.5)
Net cash used in financing activities	(471.2)	(678.3)
Effect of foreign exchange rate changes on cash, cash equivalents and restricted cash	63.4	(32.7)
Net decrease in cash, cash equivalents and restricted cash	(620.3)	(838.1)
Cash, cash equivalents and restricted cash at beginning of period	2,196.4	2,395.1
Cash, cash equivalents and restricted cash at end of period	$ 1,576.1	$ 1,557.0