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Income Taxes
 6 Months Ended
Oct. 30, 2021
Income Taxes  
Income Taxes

15. Income Taxes

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For the three and six months ended October 30, 2021, the Company recorded a benefit from income taxes of $(9,511,000) and $(10,468,000), respectively, yielding effective tax rates of 117.6% and 48.0%, respectively. For the three and six months ended October 31, 2020, the Company recorded a provision for income taxes of $2,491,000 and $3,698,000, respectively, yielding effective tax rates of 17.7% and 13.9%, respectively. The variance from statutory rates for the three months ended October 30, 2021 was primarily due to a change in estimate of full year projected income (loss) before income taxes, federal R&D credits and the recording of discrete excess tax benefits resulting from the vesting of restricted stock awards and exercises of stock options. The variance from statutory rates for the six months ended October 30, 2021 was primarily due to federal R&D credits and the recording of discrete excess tax benefits resulting from the vesting of restricted stock awards and exercises of stock options. The variance from statutory rates for the three and six months ended October 31, 2020 was primarily due to federal R&D credits, foreign derived intangible income deductions and the recording of discrete excess tax benefits resulting from the vesting of restricted stock awards and exercises of stock options.