Leases - Narrative (Details) - USD ($) $ in Millions	Mar. 31, 2020	Apr. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use assets	$ 119.5
Total lease liabilities	139.2
Operating lease commitments not yet commenced	$ 9.0
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use assets		$ 124.6
Total lease liabilities		$ 137.3