Shareholders' Equity (Details) - USD ($) $ in Millions	Jul. 31, 2019	Feb. 26, 2019	Oct. 02, 2018
Shareholders' Equity Narrative [Abstract]
Stock Repurchase Program Additional Authorized Amount		$ 100.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 75.3
Stock Repurchase Program, Authorized Amount		$ 300.0	$ 200.0

Amount remaining of a stock repurchase plan authorized.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant