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Fair Value Measurements - Assets And Liabilities Measured At Fair Value (Details) - Fair Value, Recurring - USD ($) $ in Thousands	Sep. 24, 2021	Mar. 26, 2021
Assets:
Total assets	$ 28,733	$ 22,988
Liabilities:
Contingent consideration	5,400	4,800
Total liabilities	5,400	4,800
Level 1
Assets:
Total assets	28,733	22,988
Liabilities:
Contingent consideration	0	0
Total liabilities	0	0
Level 2
Assets:
Total assets	0	0
Liabilities:
Contingent consideration	0	0
Total liabilities	0	0
Level 3
Assets:
Total assets	0	0
Liabilities:
Contingent consideration	5,400	4,800
Total liabilities	5,400	4,800
Money market fund deposits
Assets:
Cash and cash equivalents	16,341	16,327
Restricted cash	7,105	6,661
Investments in marketable securities	5,287
Money market fund deposits | Level 1
Assets:
Cash and cash equivalents	16,341	16,327
Restricted cash	7,105	6,661
Investments in marketable securities	5,287
Money market fund deposits | Level 2
Assets:
Cash and cash equivalents	0	0
Restricted cash	0	0
Investments in marketable securities	0
Money market fund deposits | Level 3
Assets:
Cash and cash equivalents	0	0
Restricted cash	0	$ 0
Investments in marketable securities	$ 0

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Contingent Consideration, Fair Value Disclosure

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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-Publisher FASB
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Fair value of financial and nonfinancial obligations.

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