Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows

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Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Millions
 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Cash flows from operating activities:    
Net earnings (loss) $ (57) $ (16)
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities    
Depreciation and amortization 80 111
Stock-based compensation 63 50
(Gains) loss on dispositions, net   18
Realized and unrealized (gains) losses on financial instruments, net 65 (19)
Deferred income tax expense (benefit) (6) (17)
Other noncash charges (credits), net (10) 6
Changes in operating assets and liabilities    
Current and other assets (74) (60)
Payables and other liabilities 296 270
Net cash provided (used) by operating activities 357 343
Cash flows from investing activities:    
Capital expended for property and equipment, including internal-use software and website development (31) (36)
Purchases of short term investments and other marketable securities (1) (7)
Sales and maturities of short term investments and other marketable securities 50 120
Other investing activities, net (23) (6)
Net cash provided (used) by investing activities (5) 71
Cash flows from financing activities:    
Borrowings of debt 7 373
Repayments of debt (245) (279)
Shares repurchased by subsidiary (100) (250)
Payment of withholding taxes on net share settlements of equity awards (18) (14)
Shares issued by subsidiary 3 3
Option exercises   1
Net cash provided (used) by financing activities (353) (166)
Effect of foreign currency exchange rates on cash, cash equivalents and restricted cash (9) 9
Net increase (decrease) in cash, cash equivalents and restricted cash (10) 257
Cash, cash equivalents and restricted cash at beginning of period 695 659
Cash, cash equivalents and restricted cash at end of period $ 685 $ 916