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Commitments, Contingencies and Legal Proceedings - Additional Information (Detail) - USD ($) $ in Millions | 6 Months Ended |
--- | --- | ---
Sep. 26, 2020 | Mar. 28, 2020
Commitment And Contingencies [Line Items] |  |
Reserve for estimated losses under repurchase agreements | $ 0.9 | $ 1.0
Losses under repurchase obligations | $ 142.6 |
Guarantee obligations term | 12 years |
Letters of Credit [Member] |  |
Commitment And Contingencies [Line Items] |  |
Contingent obligation | $ 33.9 |
Long-term Debt [Member] |  |
Commitment And Contingencies [Line Items] |  |
Contingent obligation | 12.6 |
Casualty Insurance Program [Member] |  |
Commitment And Contingencies [Line Items] |  |
Contingent obligation | 21.0 |
Bonding Agreements [Member] |  |
Commitment And Contingencies [Line Items] |  |
Contingent obligation | 0.3 |
Surety Bond [Member] |  |
Commitment And Contingencies [Line Items] |  |
Contingent obligation | $ 14.3 |

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- Definition Contingent Obligations Under Letter Of Credit Arrangements + References No definition available. + Details
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- Definition Amount of gain (loss) from the difference between the repurchase price of a debt instrument initially issued by the entity and the net carrying amount of the debt at the time of its repurchase. + References No definition available. + Details
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- Definition Describe the approximate term of the guarantee or each group of similar guarantees. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12069-110248 + Details
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- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121555522&loc=d3e12021-110248 + Details
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