Summary of Significant Accounting Policies (Details) - USD ($) $ in Millions	Feb. 01, 2021	Jan. 14, 2021	Jun. 30, 2022	Dec. 31, 2021	Jan. 01, 2021
Sale of Stock [Line Items]
Offering costs	$ 0.4
Lease liabilities			$ 21.9	$ 22.3
Accounting Standards Update 2016-02 | Other Assets
Sale of Stock [Line Items]
Right-of-use asset					$ 16.9
Accounting Standards Update 2016-02 | Other Liabilities
Sale of Stock [Line Items]
Lease liabilities					17.2
Deferred rent credit					$ (0.3)
Public Stock Offering
Sale of Stock [Line Items]
Net proceeds from sale		$ 525.7
Underwriter's option
Sale of Stock [Line Items]
Net proceeds from sale	$ 114.6	$ 114.6