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Related Party Transactions (Details)							1 Months Ended	12 Months Ended
	Jan. 01, 2023 USD ($)	Apr. 01, 2022 USD ($)	Feb. 02, 2021 USD ($) shares	Nov. 02, 2020 USD ($) shares	Oct. 14, 2020 USD ($)	Mar. 28, 2020 USD ($)	Mar. 30, 2018 USD ($) shares	Mar. 25, 2022 USD ($)	Mar. 26, 2021 USD ($)	Mar. 27, 2020 USD ($) note lineofcredit	Dec. 02, 2021 USD ($)	Mar. 31, 2019 USD ($)	Jun. 30, 2018 USD ($)	May 31, 2018 USD ($)
Related Party Transaction [Line Items]
Stock issuance costs								$ 1,790,000
Total net sales								768,674,000	$ 591,207,000	$ 650,089,000
Trade and other accounts receivable due from related party								27,360,000	23,832,000
Amounts due to related party								5,222,000	2,353,000
Cost of goods sold								361,214,000	312,305,000	388,813,000
Trade accounts receivable, net								87,359,000	69,500,000
Related party note receivable, less current portion								5,625,000	0
Rent expense								5,720,000	4,385,000	5,456,000
Loan outstanding balance								25,000,000	25,000,000
IPO - Selling Shareholders
Related Party Transaction [Line Items]
Number of shares issued in transaction (in shares) | shares			19,332,852	3,750,000
IPO
Related Party Transaction [Line Items]
Number of shares issued in transaction (in shares) | shares			0	28,750,000
Net proceeds			$ 0	$ 321,425,000
Stock issuance costs				$ 8,450,000
Transition Services Agreement
Related Party Transaction [Line Items]
Fees received								25,000	25,000
Services comparison period						12 months
Term of agreement						12 months
Annual fees payable						$ 50,000
Basis spread on cost						10.00%
Extension term						12 months
Period for notice of termination (at least)						60 days
Eliminations
Related Party Transaction [Line Items]
Cost of goods sold								5,222,000	1,198,000
Trade accounts receivable, net						$ 3,368,000			(2,601,000)
OEP | IPO - Selling Shareholders
Related Party Transaction [Line Items]
Number of shares issued in transaction (in shares) | shares			1,832,852
Disposal Group, Disposed of by Sale, Not Discontinued Operations | PSL
Related Party Transaction [Line Items]
Noncash or part noncash divestiture, amount of consideration received						42,700,000
Noncash or part noncash divestiture, amount of consideration transferred						$ 15,000,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations | PSL | Sanken | PSL
Related Party Transaction [Line Items]
Ownership percentage by majority shareholder						70.00%
Disposal Group, Disposed of by Sale, Not Discontinued Operations | PSL | PSL
Related Party Transaction [Line Items]
Stated interest rate						2.70%
Interest paid					$ 762,000
Repayments of related party notes receivable					51,377,000
Related party debt						$ 66,377,000
Related party note receivable, less current portion						51,377,000
Interest payable					$ 762,000			762,000
Related Party Revenue
Related Party Transaction [Line Items]
Total net sales								148,813,000	104,661,000	184,557,000
Distribution of Sanken products
Related Party Transaction [Line Items]
Total net sales								0	0	35,421,000
Sanken
Related Party Transaction [Line Items]
Trade and other accounts receivable due from related party								27,256,000	21,595,000
Other accounts receivable from related party								104,000	198,000
Purchases from related party										31,917,000
Amounts due to related party										4,494,000
Reimbursement of development costs								$ 0	0	1,440,000
Promissory notes outstanding												$ 30,000,000
Stated interest rate												2.52%
Interest income										$ 55,000
Number of notes payable | note										3
Related party notes payable, less current portion										$ 17,700,000
Number of line-of-credit agreements | lineofcredit										2
Related parties, notes payable, current										$ 25,000,000
Interest expense										1,444,000
Interest paid										1,538,000
Lessee, operating terminate, period of notice								6 months
Rent expense								$ 200,000	200,000	$ 200,000
Sanken | LIBOR
Related Party Transaction [Line Items]
Basis spread on variable rate										1.00%
Sanken | Related Party Revenue
Related Party Transaction [Line Items]
Total net sales								148,813,000	104,661,000	$ 184,557,000
Sanken | Distribution of Sanken products
Related Party Transaction [Line Items]
Total net sales										35,421,000
PSL
Related Party Transaction [Line Items]
Trade and other accounts receivable due from related party						$ 3,368,000		0	767,000
Purchases from related party								55,297,000	42,196,000
Amounts due to related party								5,222,000	1,739,000
PSL | Initial PSL Loan | Loans Payable
Related Party Transaction [Line Items]
Principal amount											$ 7,500,000
Debt instrument, interest rate											1.26%
Loan outstanding balance								7,500,000
PSL | Initial PSL Loan | Loans Payable | Subsequent Event
Related Party Transaction [Line Items]
Debt instrument, periodic payment		$ 500,000
Interest income		$ 31,000
PSL | Secondary PSL Loan | Loans Payable | Forecast
Related Party Transaction [Line Items]
Principal amount	$ 7,500,000
Debt Instrument, term	4 years
PSL | IC Technology Development Agreement
Related Party Transaction [Line Items]
Fees received								0	1,200,000	1,200,000
Fees paid								0	1,200,000	1,200,000
PSL | Discrete Technology Development Agreement
Related Party Transaction [Line Items]
Amounts due to related party									614,000
PSL | Price Support Payment
Related Party Transaction [Line Items]
Purchases from related party								0	5,930,000
PSL | PSL
Related Party Transaction [Line Items]
Repayments of related party notes receivable								767,000
SEEL
Related Party Transaction [Line Items]
Trade and other accounts receivable due from related party								0	1,272,000
Director
Related Party Transaction [Line Items]
Monthly fee payable													$ 19,000	$ 30,000
Signing fee							$ 54,000
Severance payment if terminated							$ 180,000
Accelerated vesting, acceleration period							6 months
Related party transaction amounts								$ 260,000	$ 318,000	$ 494,000
Director | Common Stock,  Class L
Related Party Transaction [Line Items]
Shares granted (in shares) | shares							12,000,000

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