XML 45 R32.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Income Taxes (Tables) | 12 Months Ended
--- | ---
Mar. 31, 2018
Income Tax Disclosure [Abstract] |
Schedule of income (loss) before income taxes | Income from continuing operations before income taxes for the fiscal years 2018, 2017 and 2016 is summarized as follows (in thousands):
|  | Years Ended March 31,
|  | 2018 |  | 2017 |  | 2016
Swiss |  | $ | 177,935 |  |  | $ | 161,544 |  |  | $ | 80,572 |
Non-Swiss |  | 54,330 |  |  | 53,445 |  |  | 50,900 |
Income before taxes |  | $ | 232,265 |  |  | $ | 214,989 |  |  | $ | 131,472 |
Schedule of provision (benefit) for income taxes | The provision for (benefit from) income taxes is summarized as follows (in thousands):
|  | Years Ended March 31,
|  | 2018 |  | 2017 |  | 2016
Current: |  |  |  |  |  |
Swiss |  | $ | 3,526 |  |  | $ | 1,934 |  |  | $ | 1,668 |
Non-Swiss |  | 13,142 |  |  | 9,774 |  |  | (2,582 | )
Deferred: |  |  |  |  |  |
Non-Swiss |  | 7,055 |  |  | (2,595 | ) |  | 4,024 |
Provision for income taxes |  | $ | 23,723 |  |  | $ | 9,113 |  |  | $ | 3,110 |
Schedule of difference between the provision (benefit) for income taxes and expected tax provision (benefit) at the statutory income tax rate | The difference between the provision for income taxes and the expected tax provision at the statutory income tax rate of 8.5% is reconciled below (in thousands):
|  | Years Ended March 31,
|  | 2018 |  | 2017 |  | 2016
Expected tax provision at statutory income tax rates |  | $ | 19,743 |  |  | $ | 18,274 |  |  | $ | 11,175 |
Income taxes at different rates |  | (9,611 | ) |  | (5,247 | ) |  | (2,713 | )
Research and development tax credits |  | (4,124 | ) |  | (2,309 | ) |  | (1,619 | )
Executive compensation |  | 1,835 |  |  | 654 |  |  | 864 |
Stock-based compensation |  | (9,376 | ) |  | 1,794 |  |  | 1,446 |
Deferred tax effects from Tax Act |  | 22,325 |  |  | — |  |  | — |
Valuation allowance |  | 533 |  |  | 1,024 |  |  | 947 |
Restructuring charges / (credits) |  | (10 | ) |  | 2 |  |  | 1,514 |
Tax reserves (releases), net |  | 3,627 |  |  | (5,570 | ) |  | (8,761 | )
Other, net |  | (1,219 | ) |  | 491 |  |  | 257 |
Provision for income taxes |  | $ | 23,723 |  |  | $ | 9,113 |  |  | $ | 3,110 |
Schedule of deferred income tax assets and liabilities | Deferred income tax assets and liabilities consist of the following (in thousands):
|  | March 31,
|  | 2018 |  | 2017
Deferred tax assets: |  |  |  |  |  |
Net operating loss carryforwards |  | $ | 15,476 |  |  | $ | 4,306 |
Tax credit carryforwards |  | 45,421 |  |  | 5,825 |
Accruals |  | 42,765 |  |  | 41,570 |
Depreciation and amortization |  | 1,505 |  |  | 2,860 |
Share-based compensation |  | 7,479 |  |  | 11,846 |
Gross deferred tax assets |  | 112,646 |  |  | 66,407 |
Valuation allowance |  | (25,148 | ) |  | (6,626 | )
Gross deferred tax assets after valuation allowance |  | 87,498 |  |  | 59,781 |
Deferred tax liabilities: |  |  |  |  |  |
Acquired intangible assets and other |  | (4,827 | ) |  | (4,267 | )
Gross deferred tax liabilities |  | (4,827 | ) |  | (4,267 | )
Deferred tax assets, net |  | $ | 82,671 |  |  | $ | 55,514 |
Summary of aggregate changes in gross unrecognized tax benefits | The aggregate changes in gross unrecognized tax benefits in fiscal years 2018, 2017 and 2016 were as follows (in thousands):
March 31, 2015 |  | $ | 79,023 |
Lapse of statute of limitations |  | (15,518 | )
Decreases in balances related to tax positions taken during prior years |  | (1,502 | )
Increases in balances related to tax positions taken during the year |  | 7,876 |
March 31, 2016 |  | $ | 69,879 |
Lapse of statute of limitations |  | (14,161 | )
Decreases in balances related to tax positions taken during prior years |  | (1,610 | )
Increases in balances related to tax positions taken during the year |  | 9,559 |
March 31, 2017 |  | $ | 63,667 |
Lapse of statute of limitations |  | (7,505 | )
Settlements with tax authorities |  | (704 | )
Increases in balances related to tax positions taken during the year |  | 13,673 |
March 31, 2018 |  | $ | 69,131 |

X
- References No definition available. + Details
Name: | us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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://www.xbrl.org/2003/role/presentationRef -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
Name: | us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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://www.xbrl.org/2003/role/presentationRef -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
Name: | us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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://www.xbrl.org/2003/role/presentationRef -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
Name: | us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of income before income tax between domestic and foreign jurisdictions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ScheduleOfIncomeBeforeIncomeTaxDomesticAndForeignTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the change in unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 55 -Paragraph 217 -URI http://asc.fasb.org/extlink&oid=96868398&loc=d3e36027-109320 Reference 2: http://www.xbrl.org/2003/role/presentationRef -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 + Details
Name: | us-gaap_ScheduleOfUnrecognizedTaxBenefitsRollForwardTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration