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Income Taxes (Tables) | 12 Months Ended
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Jan. 31, 2021
Income Tax Disclosure [Abstract] |
Schedule of Loss Before Provision For Income | The components of loss before provision for income taxes were as follows (in thousands):
|  | Year Ended January 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
United States |  | $ | (38,928 | ) |  | $ | (104,362 | ) |  | $ | (90,408 | )
Foreign |  |  | (3,298 | ) |  |  | (38,576 | ) |  |  | (42,806 | )
Total |  | $ | (42,226 | ) |  | $ | (142,938 | ) |  | $ | (133,214 | )
Schedule of Provision For Income Taxes | The components of the provision for income taxes were as follows (in thousands):
|  | Year Ended January 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Current: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | — |  |  | $ | — |  |  | $ | — |
State |  |  | 205 |  |  |  | 196 |  |  |  | 162 |
Foreign |  |  | 1,351 |  |  |  | 1,485 |  |  |  | 1,885 |
Total |  | $ | 1,556 |  |  | $ | 1,681 |  |  | $ | 2,047 |
Deferred: |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | 83 |  |  | $ | — |  |  | $ | — |
State |  |  | 4 |  |  |  | 32 |  |  |  | 18 |
Foreign |  |  | (436 | ) |  |  | (303 | ) |  |  | (667 | )
Total |  | $ | (349 | ) |  | $ | (271 | ) |  | $ | (649 | )
Provision for income taxes |  | $ | 1,207 |  |  | $ | 1,410 |  |  | $ | 1,398 |
Schedule of Reconciliation of The Federal Statutory Income Tax Rate And The Provision For Income Taxes | The following is a reconciliation of the difference between the effective income tax rate and the federal statutory rate of 21% (in thousands):
|  | Year Ended January 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Tax benefit at federal statutory rate |  | $ | (8,867 | ) |  | $ | (30,017 | ) |  | $ | (27,975 | )
State taxes, net of federal benefit |  |  | 6,798 |  |  |  | (3,122 | ) |  |  | (2,672 | )
Foreign rate difference |  |  | 1,676 |  |  |  | (305 | ) |  |  | 1,798 |
Nondeductible expenses |  |  | 675 |  |  |  | 2,313 |  |  |  | 535 |
Research and development credit |  |  | (6,487 | ) |  |  | (6,670 | ) |  |  | (5,536 | )
Stock-based compensation |  |  | 4,942 |  |  |  | 6,325 |  |  |  | (6,541 | )
Change in reserve for unrecognized tax benefits |  |  | 6,487 |  |  |  | 6,670 |  |  |  | 5,507 |
Change in valuation allowance, including the effect of tax rate change |  |  | 2,301 |  |  |  | 26,462 |  |  |  | 35,061 |
Effect of tax rate change on deferred tax assets |  |  | (6,524 | ) |  |  | — |  |  |  | 1,028 |
Other |  |  | 206 |  |  |  | (246 | ) |  |  | 193 |
Total provision for income taxes |  | $ | 1,207 |  |  | $ | 1,410 |  |  | $ | 1,398 |
Schedule of Components of Deferred Tax Assets and Liabilities | The significant components of our deferred tax assets and liabilities were as follows (in thousands):
|  | January 31, |
|  | 2021 |  |  | 2020 |
Deferred tax assets: |  |  |  |  |  |  |  |
Net operating loss carryover |  | $ | 243,820 |  |  | $ | 253,561 |
Accruals and reserves |  |  | 7,822 |  |  |  | 10,187 |
Stock-based compensation |  |  | 11,465 |  |  |  | 15,930 |
Section 59(e) capitalized research and development |  |  | 19,485 |  |  |  | — |
Depreciation and amortization |  |  | 6,618 |  |  |  | 6,288 |
Operating lease liabilities |  |  | 59,455 |  |  |  | 62,698 |
Tax credit carryover |  |  | 4,325 |  |  |  | 4,325 |
Deferred business interest expense |  |  | — |  |  |  | 1,061 |
Other |  |  | 1,213 |  |  |  | 1,904 |
Total deferred tax assets |  |  | 354,203 |  |  |  | 355,954 |
Valuation allowance |  |  | (286,659 | ) |  |  | (301,757 | )
Total deferred tax assets, net of valuation allowance |  |  | 67,544 |  |  |  | 54,197 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Operating lease right-of-use assets, net |  |  | (47,949 | ) |  |  | (49,966 | )
Convertible debt |  |  | (17,322 | ) |  |  | — |
Deferred commissions |  |  | — |  |  |  | (2,433 | )
Goodwill with indefinite life amortization |  |  | (525 | ) |  |  | (424 | )
Other |  |  | — |  |  |  | (28 | )
Total deferred tax liabilities |  |  | (65,796 | ) |  |  | (52,851 | )
Net deferred tax assets |  | $ | 1,748 |  |  | $ | 1,346 |
Schedule of Reconciliation of Unrecognized Tax Benefit | A reconciliation of the gross unrecognized tax benefits is as follows (in thousands):
|  | Year Ended January 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
Unrecognized tax benefits—beginning of period |  | $ | 63,560 |  |  | $ | 49,883 |  |  | $ | 36,194 |
Reductions for tax positions related to prior year |  |  | (57 | ) |  |  | (10 | ) |  |  | — |
Reductions to unrecognized tax benefits as a result of a lapse of the applicable statute of limitations |  |  | — |  |  |  | — |  |  |  | (20 | )
Additions for tax positions related to prior year |  |  | 48 |  |  |  | — |  |  |  | 2,140 |
Additions for tax positions related to current year |  |  | 13,876 |  |  |  | 13,687 |  |  |  | 11,569 |
Unrecognized tax benefits—end of period |  | $ | 77,427 |  |  | $ | 63,560 |  |  | $ | 49,883 |

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