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Income Taxes (Tables) | 12 Months Ended
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Mar. 31, 2018
Income Taxes Tables |
Components of tax provision | The components of the consolidated (benefit) provision for income taxes for fiscal 2018, 2017 and 2016 consisted of the following (in thousands):
|  |  | March 31,
Current: |  |  | 2018 |  |  | 2017 |  |  | 2016
Federal |  | $ | (395) |  | $ | (7) |  | $ | 97
State |  |  | 256 |  |  | 588 |  |  | 551
Foreign |  |  | 185 |  |  | 112 |  |  | 71
Total current tax provision |  |  | 46 |  |  | 693 |  |  | 719
Deferred |  |  |  |  |  |  |  |  |
Federal |  |  | 59,837 |  |  | 1,506 |  |  | 95
State |  |  | 6,664 |  |  | (1,095) |  |  | (854)
Foreign |  |  | (253) |  |  | (1,230) |  |  | (807)
Total deferred tax (benefit) provision |  |  | 66,248 |  |  | (819) |  |  | (1,566)
Income tax (benefit) provision |  | $ | 66,294 |  | $ | (126) |  | $ | (847)
Schedule of tax effects of temporary differences that give rise to deferred tax assets and liabilities | Deferred tax assets and (liabilities) were comprised of the following (in thousands):
|  |  | March 31,
|  |  | 2018 |  |  | 2017
Net operating loss carryforwards |  | $ | 40,465 |  | $ | 36,427
Research and development and other credit carryforwards |  |  | 11,761 |  |  | 8,614
Stock-based compensation |  |  | 6,389 |  |  | 6,942
Reserves and allowances |  |  | 3,181 |  |  | 3,266
Fixed assets and intangibles |  |  | 378 |  |  | (3,688)
Net non-current deferred tax assets |  |  | 62,174 |  |  | 51,561
Valuation allowance |  |  | (62,174) |  |  | (2,934)
Total |  | $ | - |  | $ | 48,627
Reconciliation of U.S. statutory income tax rate to company's effective tax rate | A reconciliation of the Company's provision (benefit) for income taxes to the amounts computed using the statutory U.S. federal income tax rate is as follows (in thousands):
|  |  | Years Ended March 31,
|  |  | 2018 |  |  | 2017 |  |  | 2016
Tax provision at statutory rate |  | $ | (11,790) |  | $ | (1,652) |  | $ | (2,029)
State income taxes before valuation allowance, |  |  |  |  |  |  |  |  |
net of federal effect |  |  | (1,042) |  |  | 108 |  |  | 9
Foreign tax rate differential |  |  | (1,188) |  |  | 885 |  |  | (769)
Research and development credits |  |  | (2,189) |  |  | (1,484) |  |  | (1,253)
Change in valuation allowance |  |  | 56,663 |  |  | (287) |  |  | (1,555)
Compensation/option differences |  |  | (4,965) |  |  | (246) |  |  | (471)
Non-deductible compensation |  |  | 1,132 |  |  | 1,079 |  |  | 944
Tax Act rate change impact |  |  | 22,630 |  |  | - |  |  | -
Acquisition costs |  |  | - |  |  | 54 |  |  | 230
Expiring California loss carry-forwards |  |  | - |  |  | - |  |  | 1,626
Foreign loss not benefited |  |  | 6,847 |  |  | 780 |  |  | 2,342
Other |  |  | 196 |  |  | 637 |  |  | 79
Total income tax provision |  | $ | 66,294 |  | $ | (126) |  | $ | (847)
Reconciliation of beginning and ending amount of unrecognized tax benefits | A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in thousands):
|  |  | Unrecognized Tax Benefits
|  |  | 2018 |  |  | 2017 |  |  | 2016
Balance at beginning of year |  | $ | 3,331 |  | $ | 2,881 |  | $ | 2,420
Gross increases - tax position in prior period |  |  | - |  |  | - |  |  | 82
Gross increases - tax position related to the current year |  |  | 649 |  |  | 450 |  |  | 379
Balance at end of year |  | $ | 3,980 |  | $ | 3,331 |  | $ | 2,881

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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- Definition Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319 + Details
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