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v3.10.0.1

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2018 | Sep. 30, 2017
Cash flows from operating activities: |  |
Net income | $ 649 | $ 557
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 228 | 197
Provision for doubtful accounts | 2 | 5
Deferred income tax provision | 52 | 90
Stock-based compensation expense | 53 | 54
Other, net | 7 | (5)
Changes in operating assets and liabilities: |  |
Accounts receivable | (166) | (29)
Accounts payable and accrued expenses | 51 | (3)
Income taxes payable | (1) | 0
Other assets and liabilities, net | 30 | (14)
Net cash provided by operating activities | 905 | 852
Cash flows from investing activities: |  |
Business acquisitions, net of cash acquired | (219) | (299)
Capital expenditures | (232) | (170)
(Increase) decrease in investments and other assets | (4) | 5
Net cash used in investing activities | (455) | (464)
Cash flows from financing activities: |  |
Proceeds from borrowings | 1,630 | 0
Repayments of debt | (1,665) | (5)
Purchases of treasury stock | (150) | (350)
Exercise of stock options | 95 | 125
Employee payroll tax withholdings on stock issued under stock-based compensation plans | (20) | (23)
Dividends paid | (198) | (186)
Distributions to noncontrolling interests | (41) | (38)
Sale of noncontrolling interest in subsidiaries | 12 | 0
Other financing activities, net | 13 | 55
Net cash used in financing activities | (324) | (422)
Net change in cash and cash equivalents and restricted cash | 126 | (34)
Cash and cash equivalents and restricted cash, beginning of period | 137 | 384
Cash and cash equivalents and restricted cash, end of period | 263 | 350
Cash and cash equivalents | 137 |
Cash and cash equivalents and restricted cash, end of period | $ 137 | $ 384

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