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v3.20.1

Correction of Immaterial Errors in Prior Period Financial Statements (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended
--- | ---
Apr. 26, 2020 | Apr. 28, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |
Selling, general and administrative | $ 34,600 | $ 38,972
Product development and engineering | 27,586 | 27,154
Total operating costs and expenses | 64,993 | 69,108
Operating income | 15,768 | 12,167
Income before taxes and equity in net losses of equity method investments | 11,002 | 10,743
Benefit for income taxes | 1,359 | (2,416)
Net income before equity in net losses of equity method investments |  | 13,159
Net income | $ 9,632 | $ 12,748
Basic (in dollars per share) | $ 0.15 | $ 0.19
Diluted (in dollars per share) | $ 0.15 | $ 0.19
Comprehensive income | $ 8,626 | $ 12,736
As Reported |  |
Error Corrections and Prior Period Adjustments Restatement [Line Items] |  |
Selling, general and administrative |  | 38,377
Product development and engineering |  | 27,099
Total operating costs and expenses |  | 68,458
Operating income |  | 12,817
Income before taxes and equity in net losses of equity method investments |  | 11,393
Benefit for income taxes |  | (2,312)
Net income before equity in net losses of equity method investments |  | 13,705
Net income |  | $ 13,294
Basic (in dollars per share) |  | $ 0.20
Diluted (in dollars per share) |  | $ 0.20
Comprehensive income |  | $ 13,282

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