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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 31, 2019 | Oct. 31, 2018 | Oct. 31, 2019 | Oct. 31, 2018
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |  |  |  |  |  |  |
Net loss |  | $ (40,896) | [1] | $ (40,196) | [2] | $ (113,958) | [1] | $ (114,918) | [2]
Adjustments to reconcile net loss to net cash provided by operating activities: |  |  |  |  |  |  |  |  |
Depreciation and amortization |  | 16,038 | [1] | 11,433 | [2] | 42,102 | [1] | 34,677 | [2]
Stock-based compensation expense |  | 37,758 | [1] | 31,790 | [2] | 106,925 | [1] | 89,086 | [2]
Amortization of deferred commissions |  | 6,650 | [1] | 4,516 | [2] | 18,360 | [1] | 12,231 | [2]
Loss (gain) on disposal of property and equipment |  |  |  | 586 | [2] | (2) | [1] | 586 | [2]
Others |  | 7 | [1] | (18) | [2] | (113) | [1] | (13) | [2]
Changes in operating assets and liabilities: |  |  |  |  |  |  |  |  |
Accounts receivable, net |  | 9,510 | [1] | 9,065 | [2] | 66,737 | [1] | 57,001 | [2]
Deferred commissions |  | (11,617) | [1] | (9,753) | [2] | (26,571) | [1] | (23,057) | [2]
Prepaid expenses and other assets |  | 1,550 | [1] | 350 | [2] | (3,289) | [1] | (4,583) | [2]
Operating lease right-of-use assets, net | [1] | 9,007 |  |  |  | 26,445 |  |  |
Accounts payable |  | (7,486) | [1] | 959 | [2] | (4,201) | [1] | (246) | [2]
Accrued expenses and other liabilities |  | 919 | [1] | (1,640) | [2] | (8,392) | [1] | (16,907) | [2]
Operating lease liabilities | [1] | (7,360) |  |  |  | (24,950) |  |  |
Deferred revenue |  | (5,187) | [1] | (276) | [2] | (49,394) | [1] | (9,868) | [2]
Net cash provided by operating activities |  | 8,893 | [1] | 6,816 | [2] | 29,699 | [1] | 23,989 | [2]
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |  |  |  |  |  |  |
Purchases of property and equipment |  | (1,055) | [1] | (5,247) | [2] | (4,221) | [1] | (12,613) | [2]
Capitalized internal-use software costs |  | (2,469) | [1] | (1,343) | [2] | (6,482) | [1] | (1,343) | [2]
Proceeds from sales of property and equipment |  |  |  | 1 | [2] | 6 | [1] | 2 | [2]
Acquisitions | [2] |  |  |  |  |  |  | (458) |
Net cash used in investing activities |  | (3,524) | [1] | (6,589) | [2] | (10,697) | [1] | (14,412) | [2]
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |  |  |  |  |  |  |
Proceeds from exercise of stock options |  | 764 | [1] | 2,145 | [2] | 3,008 | [1] | 14,976 | [2]
Proceeds from issuances of common stock under employee stock purchase plan |  | 9,820 | [1] | 10,015 | [2] | 23,425 | [1] | 21,861 | [2]
Employee payroll taxes paid related to net share settlement of restricted stock units |  | (9,494) | [1] | (11,596) | [2] | (35,055) | [1] | (36,901) | [2]
Principal payments of finance lease liabilities |  | (7,055) | [1] | (4,290) | [2] | (26,200) | [1] | (17,192) | [2]
Acquisition related contingent consideration | [1] |  |  |  |  | (936) |  |  |
Net cash used in financing activities |  | (5,965) | [1] | (3,726) | [2] | (35,758) | [1] | (17,256) | [2]
Effect of exchange rate changes on cash, cash equivalents, and restricted cash |  | (3) | [1] | (123) | [2] | (110) | [1] | (405) | [2]
Net decrease in cash, cash equivalents, and restricted cash |  | (599) | [1] | (3,622) | [2] | (16,866) | [1] | (8,084) | [2]
Cash, cash equivalents, and restricted cash, beginning of period |  | 201,489 | [1] | 203,964 | [2] | 217,756 | [1] | 208,426 | [2]
Cash, cash equivalents, and restricted cash, end of period |  | 200,890 | [1] | 200,342 | [2] | 200,890 | [1] | 200,342 | [2]
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: |  |  |  |  |  |  |  |  |
Cash paid for interest |  | 1,258 | [1] | 623 | [2] | 3,768 | [1] | 1,795 | [2]
Cash paid for income taxes, net of tax refunds |  | 967 | [1] | 501 | [2] | 2,718 | [1] | 1,493 | [2]
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES: |  |  |  |  |  |  |  |  |
Accrued equipment purchases |  | 3,835 | [1] | 10,560 | [2] | 4,012 | [1] | 11,151 | [2]
Increase in long-lived assets resulting from capitalizing asset retirement costs |  |  |  |  |  | 2,717 | [1] | 566 | [2]
Stock-based compensation capitalized in internal-use software costs | [1] | 1,188 |  |  |  | 3,626 |  |  |
Increase in finance lease liabilities |  | 40,530 | [1],[3] | 9,230 | [2] | 84,950 | [1],[3] | 27,751 | [2]
Issuance of common stock in connection with acquisitions | [2] |  |  |  |  |  |  | 1,053 |
Contingent consideration accruals in connection with acquisitions | [2] |  |  |  |  |  |  | 936 |
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH INFORMATION: |  |  |  |  |  |  |  |  |
Cash and cash equivalents, beginning of period |  | 201,489 | [1] | 203,726 | [2] | 217,518 | [1],[2] | 208,076 | [2]
Restricted cash, beginning of period |  |  |  | 238 | [2] | 238 | [1] | 350 | [2]
Cash, cash equivalents, and restricted cash, beginning of period |  | 201,489 | [1] | 203,964 | [2] | 217,756 | [1] | 208,426 | [2]
Cash and cash equivalents, end of period |  | 200,890 | [1] | 200,104 | [2] | 200,890 | [1] | 200,104 | [2]
Restricted cash, end of period | [2] |  |  | 238 |  |  |  | 238 |
Cash, cash equivalents, and restricted cash, end of period |  | $ 200,890 | [1] | $ 200,342 | [2] | $ 200,890 | [1] | $ 200,342 | [2]
[1] | As reported and disclosed under ASC Topic 842
[2] | As reported and disclosed under ASC Topic 840
[3] | Includes the adoption impact of ASC Topic 842 on the opening balance sheet as of February 1, 2019 as disclosed in Note 1.

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