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General - Schedule of Other Income, Net (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Oct. 26, 2019
Oct. 27, 2018
Oct. 26, 2019
Oct. 27, 2018
Accounting Policies [Abstract]        
Gain on investment $ 0 $ 0 $ 34,334 $ 0
Loss on interest rate swap agreements (1,778) 0 (5,563) 0
Other 2,047 5,941 3,415 7,194
Other income, net $ 269 $ 5,941 $ 32,186 $ 7,194