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Revenue Recognition - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Oct. 26, 2019
Oct. 26, 2019
Apr. 29, 2018
Revenue from Contract with Customer [Abstract]      
Other receivables, included in other current assets $ 20.2 $ 20.2 $ 17.0
Customer deposits, included in accrued expenses and other current liabilities 55.7 55.7 42.8
Deferred revenues, included in accrued expenses and other current liabilities 20.2 20.2 $ 17.0
Revenue recognized related to contract liabilities $ 1.9 $ 54.5