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, 2017
Jun. 30, 2016
Cash flows from operating activities:    
Net earnings (loss) $ (16) $ 1
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities    
Depreciation and amortization 111 110
Stock-based compensation 50 45
(Gain) loss on dispositions, net 18  
Deferred income tax expense (benefit) (17) (20)
Other noncash charges (credits), net (13)  
Changes in operating assets and liabilities    
Current and other assets (60) (59)
Payables and other liabilities 270 273
Net cash provided (used) by operating activities 343 350
Cash flows from investing activities:    
Capital expended for property and equipment (36) (37)
Purchases of short term investments and other marketable securities (7) (98)
Sales and maturities of short term investments and other marketable securities 120 57
Other investing activities, net (2) 1
Net cash provided (used) by investing activities 75 (77)
Cash flows from financing activities:    
Proceeds from Issuance of Debt 373 259
Repayments of debt (279) (338)
Payment of withholding taxes on net share settlements of equity awards (14) (11)
Shares issued by subsidiary 3 3
Shares repurchased by subsidiary (250) (12)
Option exercises 1  
Net cash provided (used) by financing activities (166) (99)
Effect of foreign currency exchange rates on cash 9 (6)
Net increase (decrease) in cash and cash equivalents 261 168
Cash and cash equivalents at beginning of period 654 644
Cash and cash equivalents at end of period $ 915 $ 812