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Stock-Based Compensation - Restricted Stock (Details) - $ / shares | 3 Months Ended | 6 Months Ended
--- | --- | ---
Oct. 27, 2018 | Oct. 27, 2018
Restricted Stock |  |
Stock-Based Compensation |  |
Percentage vesting each year from date of grant |  | 25.00%
Period from grant date for first vesting |  | 1 year
Vesting period |  | 4 years
Number of shares or units granted |  | 100,426
Fair value per share (in dollars per share) |  | $ 33.11
Restricted Stock Units |  |
Stock-Based Compensation |  |
Number of shares or units granted | 21,240 |
Fair value per share (in dollars per share) | $ 33.15 |

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- Definition Represents percentages of share based payment award that vests each year from the date of grant. + References No definition available. + Details
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- Definition Period from date of grant for first vesting of the award. + References No definition available. + Details
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- Definition Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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- 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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