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Goodwill and Intangible Assets (Tables)
 9 Months Ended
Oct. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Changes in Carrying Amounts of Goodwill
The carrying amounts of goodwill by applicable reporting unit were as follows:
(in thousands)Signal IntegrityWireless and SensingProtectionTotal
Balance at January 30, 2022$274,085 $72,128 $4,928 $351,141 
Reduction— (835)— $(835)
Balance at October 30, 2022$274,085 $71,293 $4,928 $350,306 
Schedule of Acquired Finite-Lived Intangible Assets
The following table sets forth the Company’s finite-lived intangible assets resulting from business acquisitions and technology licenses purchased, which are amortized over their estimated useful lives:
 October 30, 2022January 30, 2022
(in thousands, except estimated useful life)Estimated
Useful Life		Gross
Carrying
Amount		Accumulated
Amortization		Net Carrying
Amount		Gross
Carrying
Amount		Accumulated
Amortization		Net Carrying
Amount
Core technologies
6-8 years
$22,300 $(18,592)$3,708 $26,300 $(19,496)$6,804 
Total finite-lived intangible assets$22,300 $(18,592)$3,708 $26,300 $(19,496)$6,804 
Finite-lived Intangible Assets Amortization Expense
Amortization expense of finite-lived intangible assets recorded in the Statements of Income for each period was as follows:
Three Months EndedNine Months Ended
(in thousands)October 30, 2022October 31, 2021October 30, 2022October 31, 2021
Core technologies$1,000 $1,298 $3,096 $3,894 
Total amortization expense$1,000 $1,298 $3,096 $3,894 
Schedule of Future Amortization of Intangible Asset
Future amortization expense of finite-lived intangible assets is expected as follows:
(in thousands)
Fiscal Year Ending:
2023 (remaining three months)$906 
20241,676 
2025288 
2026288 
2027288 
Thereafter262 
Total expected amortization expense$3,708