Goodwill and Intangible Assets (Tables)

3 Months Ended

Apr. 28, 2024

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 Integrity		Analog Mixed Signal and Wireless		IoT Systems and Connectivity		Total
Balance at January 28, 2024	$	267,205	$	83,101	$	190,921	$	541,227
Cumulative translation adjustment	—		—		(304)		(304)
Balance at April 28, 2024	$	267,205	$	83,101	$	190,617	$	540,923

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:

		April 28, 2024
(in thousands, except estimated useful life)	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization		Accumulated Impairment		Net Carrying Amount
Core technologies	1-8 years	$	154,683	$	(37,186)	$	(91,792)	$	25,705
Customer relationships	1-10 years	52,061		(13,310)		(34,777)		3,974
Trade name	2-10 years	9,000		(2,893)		(4,816)		1,291
Total finite-lived intangible assets		$	215,744	$	(53,389)	$	(131,385)	$	30,970
		January 28, 2024
(in thousands, except estimated useful life)	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization		Accumulated Impairment		Net Carrying Amount
Core technologies	1-8 years	$	154,985	$	(35,130)	$	(91,792)	$	28,063
Customer relationships	1-10 years	52,272		(13,391)		(34,777)		4,104
Trade name	2-10 years	9,000		(2,700)		(4,816)		1,484
Total finite-lived intangible assets		$	216,257	$	(51,221)	$	(131,385)	$	33,651

Finite-lived Intangible Assets Amortization Expense

Amortization expense of finite-lived intangible assets was as follows:

	Three Months Ended
(in thousands)	April 28, 2024		April 30, 2023
Core technologies	$	2,281	$	10,855
Customer relationships	114		4,090
Trade name	193		792
Total amortization expense	$	2,588	$	15,737

Schedule of Future Amortization of Intangible Asset

Future amortization expense of finite-lived intangible assets is expected as follows:

(in thousands)	Core Technologies		Customer Relationships		Trade Name		Total
2025 (remaining nine months)	$	6,817	$	342	$	233	$	7,392
2026	8,594		456		133		9,183
2027	3,703		456		133		4,292
2028	3,546		456		133		4,135
2029	3,045		382		133		3,560
Thereafter	—		1,882		526		2,408
Total expected amortization expense	$	25,705	$	3,974	$	1,291	$	30,970

Schedule of Finite-Lived Intangible Assets

The following table sets forth the Company’s finite-lived intangible assets not yet placed in service:

(in thousands)	Capitalized Development Costs		Software Licenses		Total
Value at January 28, 2024	$	1,000	$	915	$	1,915
Additions	451		1,750		2,201
Value at April 28, 2024	$	1,451	$	2,665	$	4,116