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Description of Business and Summary of Significant Accounting Policies - Accounts Receivable and Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions | 12 Months Ended |
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May 02, 2020 | Apr. 27, 2019
Automotive | Material customers |  |
Accounts Receivable and Allowance for Doubtful Accounts [Line Items] |  |
Accounts Receivable, Net | $ 32.4 | $ 65.2
Minimum |  |
Accounts Receivable and Allowance for Doubtful Accounts [Line Items] |  |
Accounts receivable collection terms | 30 days |
Maximum |  |
Accounts Receivable and Allowance for Doubtful Accounts [Line Items] |  |
Accounts receivable collection terms | 45 days |

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- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(5)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 + Details
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