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CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) | 9 Months Ended
--- | ---
Sep. 30, 2025 | Sep. 30, 2024
OPERATING ACTIVITIES |  |
Net loss | $ (1,737,000,000) | $ (140,000,000)
Adjustments to reconcile net loss to net cash provided by operating activities: |  |
Depreciation and amortization | 2,075,000,000 | 2,198,000,000
Net loss on sale of business | 0 | 17,000,000
Goodwill impairment | 628,000,000 | 0
Deferred income taxes | (597,000,000) | (6,000,000)
Provision for uncollectible accounts | 47,000,000 | 54,000,000
Net loss (gain) on early retirement of debt | 666,000,000 | (277,000,000)
Debt modification costs and related fees | 0 | (80,000,000)
Gain on sale of investment | 0 | (205,000,000)
Stock-based compensation | 35,000,000 | 21,000,000
Changes in current assets and liabilities: |  |
Accounts receivable | (92,000,000) | 39,000,000
Accounts payable | 262,000,000 | (212,000,000)
Accrued income and other taxes | 92,000,000 | 440,000,000
Other current assets and liabilities, net | 68,000,000 | 264,000,000
Retirement benefits | 14,000,000 | (185,000,000)
Change in deferred revenue | 2,468,000,000 | 1,572,000,000
Changes in other assets and liabilities, net | 102,000,000 | 185,000,000
Other, net | 145,000,000 | (40,000,000)
Net cash provided by operating activities | 4,176,000,000 | 3,645,000,000
INVESTING ACTIVITIES |  |
Capital expenditures | (2,723,000,000) | (2,316,000,000)
Proceeds from sale of property, plant and equipment, and other assets | 44,000,000 | 283,000,000
Other, net | 10,000,000 | 34,000,000
Net cash used in investing activities | (2,669,000,000) | (1,999,000,000)
FINANCING ACTIVITIES |  |
Net proceeds from issuance of long-term debt | 6,920,000,000 | 1,325,000,000
Payments of long-term debt | (7,259,000,000) | (2,069,000,000)
Net payments of revolving line of credit | 0 | (200,000,000)
Debt issuance and extinguishment costs and related fees | (641,000,000) | (282,000,000)
Other, net | (15,000,000) | (15,000,000)
Net cash used in financing activities | (995,000,000) | (1,241,000,000)
Net increase in cash, cash equivalents and restricted cash | 512,000,000 | 405,000,000
Cash, cash equivalents and restricted cash at beginning of period | 1,900,000,000 | 2,248,000,000
Cash, cash equivalents and restricted cash at end of period | 2,412,000,000 | 2,653,000,000
Supplemental cash flow information: |  |
Income taxes (paid) refunded, net | (12,000,000) | 425,000,000
Interest paid (net of capitalized interest of $110 and $130) | (984,000,000) | (877,000,000)
Supplemental noncash information regarding financing activities: |  |
Cancellation of term loans as part of refinancings (Note 5) | (2,267,000,000) | 0
Issuance of term loans as part of refinancings (Note 5) | 2,267,000,000 | 0
Cash, cash equivalents and restricted cash: |  |
Cash and cash equivalents | 2,401,000,000 | 2,640,000,000
Restricted cash included in Other current assets, net | 3,000,000 | 2,000,000
Restricted cash included in Other assets, net | 8,000,000 | 11,000,000
Total | $ 2,412,000,000 | $ 2,653,000,000

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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration