v3.23.3
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Cash flows from operating activities:    
Net income (loss) $ 1,599 $ (745)
Adjustments to reconcile net income (loss) to net cash flows from operating activities:    
Depreciation and amortization 813 806
(Gain) loss on equity securities (639) 164
Provision for deferred income taxes 5 22
Stock-based compensation cost 148 155
Loss on assets held for sale 0 426
Property, plant and equipment impairment, net 10 168
Inventory impairment 33 31
Changes in operating assets and liabilities:    
Current receivables (507) (452)
Inventories (410) (626)
Accounts payable (209) 263
Progress collections and deferred income 1,375 705
Contract and other deferred assets (270) (151)
Other operating items, net 195 231
Net cash flows from operating activities 2,143 997
Cash flows from investing activities:    
Expenditures for capital assets (868) (720)
Proceeds from disposal of assets 150 189
Proceeds from sale of equity securities 372 26
Proceeds from business dispositions 293 0
Net cash paid for acquisitions (301) (86)
Other investing items, net (149) 11
Net cash flows used in investing activities (503) (580)
Cash flows from financing activities:    
Distributions to Members (586) (552)
Repurchase of common units (219) (727)
Other financing items, net (66) (18)
Net cash flows used in financing activities (871) (1,297)
Effect of currency exchange rate changes on cash and cash equivalents (53) (115)
Increase (decrease) in cash and cash equivalents 716 (995)
Cash and cash equivalents, beginning of period 2,485 3,843
Cash and cash equivalents, end of period 3,201 2,848
Supplemental cash flows disclosures:    
Income taxes paid, net of refunds 456 395
Interest paid $ 205 $ 190