v3.20.2

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2020 | Jun. 30, 2019
Cash flows from operating activities: |  |
Net income (loss) | $ 88,997 | $ (12,624)
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |
Depreciation and amortization | 158,628 | 115,777
Amortization of deferred commissions | 101,215 | 79,531
Amortization of debt discount and issuance costs | 17,058 | 16,437
Stock-based compensation | 405,125 | 329,210
Deferred income taxes | (3,177) | (3,073)
Repayments of convertible senior notes attributable to debt discount | (1,975) | 0
Unrealized gains on non-marketable securities | (1,944) | (2,932)
Other | 1,302 | (391)
Changes in operating assets and liabilities, net of effect of business combinations: |  |
Accounts receivable | 200,015 | 71,354
Deferred commissions | (143,981) | (97,194)
Prepaid expenses and other assets | (32,429) | (28,483)
Accounts payable | 37,324 | 25,093
Deferred revenue | 69,248 | 100,190
Accrued expenses and other liabilities | (35,784) | 11,688
Net cash provided by operating activities | 859,622 | 604,583
Cash flows from investing activities: |  |
Purchases of property and equipment | (193,671) | (97,020)
Business combinations, net of cash acquired | (82,948) | 0
Purchases of intangibles | (6,500) | (36,160)
Purchases of investments | (1,107,738) | (800,641)
Sales and maturities of investments | 765,384 | 508,318
Realized gains (losses) on derivatives not designated as hedging instruments, net | (2,636) | 22,113
Net cash used in investing activities | (628,109) | (403,390)
Cash flows from financing activities: |  |
Repayments of convertible senior notes attributable to principal | (15,738) | 0
Proceeds from employee stock plans | 91,056 | 63,300
Taxes paid related to net share settlement of equity awards | (238,557) | (247,619)
Net cash used in financing activities | (163,239) | (184,319)
Foreign currency effect on cash, cash equivalents and restricted cash | (4,862) | 1,286
Net increase in cash, cash equivalents and restricted cash | 63,412 | 18,160
Cash, cash equivalents and restricted cash at beginning of period | 777,991 | 568,538
Cash, cash equivalents and restricted cash at end of period | 841,403 | 586,698
Cash, cash equivalents and restricted cash at end of period: |  |
Total cash, cash equivalents and restricted cash shown in the condensed consolidated statements of cash flows | $ 841,403 | 586,698
Supplemental disclosures of other cash flow information: |  |
Income taxes paid, net of refunds |  | 10,560
Non-cash investing and financing activities: |  |
Settlement of 2022 Notes conversion feature |  | 0
Benefit from exercise of 2022 Note Hedge |  | 0
Property and equipment included in accounts payable and accrued expenses |  | $ 31,940

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