XML 22 R7.htm IDEA: XBRL DOCUMENT v3.21.4
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:      
Consolidated net income $ 5,320 $ 3,676 $ 1,992
Adjustments to reconcile consolidated net income to net cash flows from operating activities:      
Depreciation and amortization 9,345 9,704 9,926
Stock compensation expense 430 351 315
Noncash interest income, net (23) (41) (106)
Deferred income taxes 826 465 320
Other, net 181 214 306
Changes in operating assets and liabilities, net of effects from acquisitions and dispositions:      
Accounts receivable (35) (67) (706)
Prepaid expenses and other assets (167) (31) (196)
Accounts payable, accrued liabilities and other 362 291 (103)
Net cash flows from operating activities 16,239 14,562 11,748
CASH FLOWS FROM INVESTING ACTIVITIES:      
Purchases of property, plant and equipment (7,635) (7,415) (7,195)
Change in accrued expenses related to capital expenditures 80 (77) 55
Purchases of wireless spectrum licenses 0 (464) 0
Real estate investments through variable interest entities (128) (183) (148)
Other, net (71) (18) (43)
Net cash flows from investing activities (7,754) (8,157) (7,331)
CASH FLOWS FROM FINANCING ACTIVITIES:      
Borrowings of long-term debt 20,976 15,754 19,685
Repayments of long-term debt (12,146) (12,094) (13,309)
Payments for debt issuance costs (102) (125) (103)
Issuance of equity 0 23 0
Purchase of treasury stock (15,431) (11,217) (6,873)
Proceeds from exercise of stock options 44 184 118
Purchase of noncontrolling interest (2,234) (1,462) (885)
Distributions to noncontrolling interest (75) (154) (154)
Borrowings for real estate investments through variable interest entities 130 120 0
Other, net (47) 18 (112)
Net cash flows from financing activities (8,885) (8,953) (1,633)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS (400) (2,548) 2,784
CASH AND CASH EQUIVALENTS, beginning of period 1,001 3,549 765
CASH AND CASH EQUIVALENTS, end of period 601 1,001 3,549
CASH PAID FOR INTEREST 4,043 3,866 3,963
CASH PAID FOR TAXES $ 157 $ 123 $ 71