Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Cash flows from operating activities:
Net income	$ 57	$ 35
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	21	20
Amortization	63	60
Restructuring charges, net of cash paid	(2)	(6)
Share-based compensation expense	11	10
Profit-sharing expense	11	9
Non-cash lease expense	32	28
Net periodic pension cost	6	6
Other, net	0	1
Changes in operating assets and liabilities, net of effects of acquisitions:
Accounts receivable	31	100
Contract assets	(54)	(31)
Inventories	(5)	(4)
Prepaid expenses and other current assets	(17)	(15)
Accounts payable	(20)	(58)
Accrued liabilities and income taxes payable	(92)	(95)
Contract liabilities	81	38
Other assets and liabilities	(38)	(36)
Net cash provided by operating activities	85	62
Cash flows from investing activities:
Acquisitions, net of cash acquired	(289)	(6)
Purchases of property and equipment	(18)	(12)
Proceeds from sales of property and equipment	2	4
Net cash used in investing activities	(305)	(14)
Cash flows from financing activities:
Payments on long-term borrowings	(1)	(2)
Repurchases of common stock	0	(75)
Payments of acquisition-related consideration	(4)	(2)
Restricted shares tendered for taxes	(37)	(19)
Net cash used in financing activities	(42)	(98)
Effect of foreign currency exchange rate change on cash, cash equivalents, and restricted cash	(6)	10
Net decrease in cash, cash equivalents, and restricted cash	(268)	(40)
Cash, cash equivalents, and restricted cash, beginning of period	913	501
Cash, cash equivalents, and restricted cash, end of period	645	461
Supplemental cash flow disclosures:
Cash paid for interest, net of interest income	30	35
Cash paid for income taxes, net of refunds	13	23
Accrued consideration issued in business combinations	6	2
Shares of common stock issued to profit sharing plan	$ 30	$ 24