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GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Oct. 28, 2017 | Apr. 29, 2017
Finite-lived Intangible Assets [Roll Forward] |  |
Gross | $ 93.8 | $ 42.2
Accumulated Amortization | 37.2 | 35.6
Net | 56.6 | 6.6
Customer Relationships and Agreements |  |
Finite-lived Intangible Assets [Roll Forward] |  |
Gross | 56.5 | 16.3
Accumulated Amortization | 16.2 | 15.6
Net | $ 40.3 | $ 0.7
Wtd. Avg. Remaining Amortization Periods (Years) | 9 years 9 months 21 days | 6 years 9 months 18 days
Trade Names, Patents and Technology Licenses |  |
Finite-lived Intangible Assets [Roll Forward] |  |
Gross | $ 37.3 | $ 25.8
Accumulated Amortization | 21.0 | 19.9
Net | $ 16.3 | $ 5.9
Wtd. Avg. Remaining Amortization Periods (Years) | 7 years 3 months 6 days | 1 year 4 months 24 days
Covenants Not to Compete |  |
Finite-lived Intangible Assets [Roll Forward] |  |
Gross |  | $ 0.1
Accumulated Amortization |  | 0.1
Net |  | $ 0.0
Wtd. Avg. Remaining Amortization Periods (Years) |  | 4 months 24 days

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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