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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2018 | Apr. 30, 2017 | Jan. 31, 2018 | Jan. 31, 2017
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |  |
Net loss | $ (36,637) | $ (40,086) |  |
Adjustments to reconcile net loss to net cash provided by operating activities: |  |  |  |
Depreciation and amortization | 11,395 | 9,572 |  |
Stock-based compensation expense | 26,613 | 22,946 |  |
Amortization of deferred commissions | 3,675 | 4,990 |  |
Other | (21) | 22 |  |
Changes in operating assets and liabilities: |  |  |  |
Accounts receivable, net | 71,690 | 37,346 |  |
Deferred commissions | (4,716) | (2,784) |  |
Prepaid expenses and other assets | (5,200) | (2,541) |  |
Accounts payable | 475 | 7,182 |  |
Accrued expenses and other liabilities | (24,717) | (10,967) |  |
Deferred rent | 43 | 530 |  |
Deferred revenue | (24,160) | (17,669) |  |
Net cash provided by operating activities | 18,440 | 8,541 | $ 61,800 | $ (1,200)
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |  |
Purchases of property and equipment | (4,040) | (784) |  |
Proceeds from sale of property and equipment | 1 | 27 |  |
Net cash used in investing activities | (4,039) | (757) |  |
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |  |
Proceeds from exercise of stock options | 3,362 | 2,456 |  |
Proceeds from issuances of common stock under employee stock purchase plan | 11,846 | 8,881 |  |
Employee payroll taxes paid related to net share settlement of restricted stock units | (13,295) | (9,114) |  |
Payments of capital lease obligations | (7,150) | (3,736) |  |
Net cash used in financing activities | (5,237) | (1,513) |  |
Effect of exchange rate changes on cash, cash equivalents, and restricted cash | (124) | 29 |  |
Net increase in cash, cash equivalents, and restricted cash | 9,040 | 6,300 |  |
Cash, cash equivalents, and restricted cash, beginning of period | 208,426 | 204,172 | 204,172 |
Cash, cash equivalents, and restricted cash, end of period | 217,466 | 210,472 | 208,426 | 204,172
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: |  |  |  |
Cash paid for interest, net of amounts capitalized | 585 | 423 |  |
Cash paid for income taxes, net of tax refunds | 861 | 545 |  |
SUPPLEMENTAL DISCLOSURE OF NONCASH INVESTING AND FINANCING ACTIVITIES: |  |  |  |
Change in accrued equipment purchases | (2,568) | (1,164) |  |
Purchases of property and equipment under capital lease | 10,056 | 9,709 |  |
Change in unpaid tax related to capital lease | 85 | 235 |  |
Timing of settlement of stock options exercise | 1,007 |  |  |
CASH, CASH EQUIVALENT AND RESTRICTED CASH INFORMATION: |  |  |  |
Cash and cash equivalents, beginning of period | 208,076 | 177,391 | 177,391 |
Restricted cash, beginning of period | 350 | 26,781 | 26,781 |
Cash, cash equivalents, and restricted cash, beginning of period | 208,426 | 204,172 | 204,172 |
Cash and cash equivalents, end of period | 217,116 | 183,691 | 208,076 | 177,391
Restricted cash, end of period | 350 | 26,781 | 350 | 26,781
Cash, cash equivalents, and restricted cash, end of period | $ 217,466 | $ 210,472 | $ 208,426 | $ 204,172

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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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- Definition Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109197908&loc=SL79508275-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98513485&loc=SL98516268-108586 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)(a)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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