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Retirement Plans - Defined Contribution Plans, Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 26, 2021	Mar. 27, 2020
AML US Employee, Defined Contribution Plan
Defined Contribution Plan Disclosure [Line Items]
Maximum employee contribution	50.00%
Employer matching contribution	100.00%
Maximum employer contribution	5.00%
Total contributions	$ 3,687	$ 3,792
AME Plan
Defined Contribution Plan Disclosure [Line Items]
Total contributions	$ 507	372
401(K) Plan
Defined Contribution Plan Disclosure [Line Items]
Maximum employee contribution	35.00%
Employer matching contribution	100.00%
Maximum employer contribution	5.00%
Total contributions		$ 1,828
Vesting percentage	100.00%
Safe harbor provision, employer contribution	0.03

X

- Definition

Defined Contribution Plan, Safe Harbor Provision, Employer Matching Contribution, Percent of Employees' Gross Pay

+ References

No definition available.

+ Details

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Balance Type:	na
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X

- Definition

Amount of cost for defined contribution plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 70
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942

+ Details

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Period Type:	duration

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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X

- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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X

- Definition

Percentage employer matches of the employee's percentage contribution matched.

+ References

No definition available.

+ Details

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X

- Definition

Percentage of employer's matching contributions to a defined contribution plan that vests in a given year.

+ References

No definition available.

+ Details

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X

- Definition

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

+ References

No definition available.

+ Details

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- Details

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X

- Details

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- Details

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