Basis of Presentation and Summary of Significant Accounting Policies - New Accounting Pronouncements or Change in Accounting Principle (Details) - Accounting Standards Update 2016-02 $ in Millions	Feb. 03, 2019 USD ($)
New Accounting Pronouncements or Change in Accounting Principle
Estimated additional lease assets	$ 2,300.0
Estimated additional lease liabilities	$ 2,300.0