Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Cash Flows from Operating Activities
Net Income	$ 10,104	$ 9,424
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	9,212	8,928
Employee retirement benefits	331	354
Deferred income taxes	95	282
Provision for expected credit losses	1,135	1,119
Equity in losses of unconsolidated businesses, inclusive of dividends received	29	33
Changes in current assets and liabilities, net of effects from acquisition/disposition of businesses	(3,318)	(3,572)
Other, net	(831)	1
Net cash provided by operating activities	16,757	16,569
Cash Flows from Investing Activities
Capital expenditures (including capitalized software)	(7,953)	(8,071)
Acquisitions of wireless licenses	(234)	(613)
Other, net	997	(426)
Net cash used in investing activities	(7,190)	(9,110)
Cash Flows from Financing Activities
Proceeds from long-term borrowings	1,676	3,122
Proceeds from asset-backed long-term borrowings	4,962	5,828
Repayments of long-term borrowings and finance lease obligations	(5,530)	(5,719)
Repayments of asset-backed long-term borrowings	(4,512)	(4,008)
Dividends paid	(5,712)	(5,598)
Other, net	(1,155)	(687)
Net cash used in financing activities	(10,271)	(7,062)
Increase (decrease) in cash, cash equivalents and restricted cash	(704)	397
Cash, cash equivalents and restricted cash, beginning of period	4,635	3,497
Cash, cash equivalents and restricted cash, end of period	$ 3,931	$ 3,894