Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Operating activities
Net income (loss)	$ (114)	$ 24
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	167	306
Stock-based compensation expense	27	68
Deferred income taxes	(8)	15
Impairment of other assets	5	1
Loss (gain) on disposal of property, plant and equipment and other assets	0	1
(Gain) loss on divestiture	(14)	(8)
Changes in assets and liabilities, net of effects of business acquired:
Receivables	61	96
Inventories	31	21
Current payables and accrued expenses	(52)	(104)
Contract liabilities	41	25
Employee benefit plans	(3)	(24)
Other assets and liabilities	(114)	117
Net cash provided by (used in) operating activities	27	538
Investing activities
Expenditures for property, plant and equipment	(21)	(70)
Proceeds from sale of property, plant and equipment and other assets	0	8
Additions to capitalized software	(104)	(134)
Business acquisitions, net of cash acquired	0	(6)
Proceeds from divestiture	14	8
Proceeds from disposition of corporate-owned life insurance policies	30	0
Net cash provided by (used in) investing activities	(81)	(194)
Financing activities
Payments on term credit facilities	(8)	(50)
Payments on revolving credit facilities	(374)	(927)
Borrowings on revolving credit facilities	412	732
Payments on other financing arrangements	0	(2)
Cash dividend paid for Series A preferred shares dividends	(8)	(8)
Proceeds from employee stock plans	7	14
Tax withholding payments on behalf of employees	(9)	(16)
Principal payments for finance lease obligations	(5)	(9)
Net cash provided by (used in) financing activities	15	(266)
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(14)	(8)
Increase (decrease) in cash, cash equivalents, and restricted cash	(53)	70
Cash, cash equivalents and restricted cash at beginning of period	285	740
Cash, cash equivalents and restricted cash at end of period	$ 232	$ 810