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Goodwill and Intangible Assets (Tables)
 9 Months Ended
Oct. 29, 2023
Goodwill and Intangible Assets Disclosure [Abstract]  
Changes in Carrying Amounts of Goodwill
The carrying amounts of goodwill by applicable operating segment were as follows:
(in thousands)Signal IntegrityAdvanced Protection and Sensing IoT SystemsIoT Connected ServicesUnallocatedTotal
Balance at January 29, 2023$274,085 $14,639 $61,582 $— $931,397 $1,281,703 
Measurement period adjustment— — — — 23,925 $23,925 
Reallocation— — 655,527 299,795 (955,322)— 
Cumulative translation adjustment— — (2,663)(7,465)— (10,128)
Impairment— — (211,212)(70,609)— (281,821)
Balance at October 29, 2023$274,085 $14,639 $503,234 $221,721 $— $1,013,679 
Schedule of Acquired Finite-Lived Intangible Assets
The following table sets forth the Company’s finite-lived intangible assets resulting from business acquisitions, which are amortized over their estimated useful lives:
 October 29, 2023January 29, 2023
(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
1-8 years
$154,562 $(32,549)$122,013 $175,080 $(21,156)$153,924 
Customer relationships
1-10 years
51,744 (12,791)38,953 53,000 (690)52,310 
Trade name
2-10 years
9,000 (2,507)6,493 9,000 (132)8,868 
Total finite-lived intangible assets$215,306 $(47,847)$167,459 $237,080 $(21,978)$215,102 
Finite-lived Intangible Assets Amortization Expense
Amortization expense of finite-lived intangible assets was as follows:
Three Months EndedNine Months Ended
(in thousands)October 29, 2023October 30, 2022October 29, 2023October 30, 2022
Core technologies$10,008 $1,000 $31,436 $3,096 
Customer relationships4,061 — 12,231 — 
Trade name792 — 2,375 — 
Total amortization expense$14,861 $1,000 $46,042 $3,096 
Schedule of Future Amortization of Intangible Asset
Future amortization expense of finite-lived intangible assets is expected as follows:
(in thousands)Core TechnologiesCustomer RelationshipsTrade nameTotal
2024 (remaining three months)$9,990 $3,531 $792 $14,313 
202539,449 3,954 1,722 45,125 
202632,342 3,954 500 36,796 
202717,481 3,954 500 21,935 
202813,469 3,954 500 17,923 
Thereafter9,282 19,606 2,479 31,367 
Total expected amortization expense$122,013 $38,953 $6,493 $167,459 
Schedule of Finite-Lived Intangible Assets The following table sets forth the Company’s finite-lived intangible assets under construction:
(in thousands)Net Carrying Amount
Value at January 29, 2023$— 
Capitalized development costs771 
Value at October 29, 2023$771