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Summary of Significant Accounting Policies Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	Jan. 25, 2020	Oct. 26, 2019	Apr. 28, 2019	Apr. 27, 2019	Jan. 26, 2019
Operating Lease, Right-of-Use Asset	$ 251,743		$ 277,006	$ 0	$ 0
Operating Lease, Liability	271,474		$ 294,727
Goodwill	4,700			4,700	53,982
Property, Plant and Equipment, Net	101,055			109,777	109,414
Intangible Assets, Net (Excluding Goodwill)	179,596			194,978	208,439
Liabilities, Current	685,002			$ 408,538	$ 684,646
Deferred Tax Asset Current [Member]
Liabilities, Noncurrent	32,847
Liabilities, Current	7,260
Wholesale [Member]
Goodwill		$ 0
Retail [Member]
Goodwill	0
DSS [Member]
Goodwill	$ 4,700