Leases (Details Textual) - USD ($) $ in Millions	1 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Operating Leased Assets [Line Items]
Operating lease assets	$ 424.5	$ 375.4
Right-of-use assets derecognized	47.4
Lease liabilities derecognized	52.7
Gain due to lease termination	$ 5.3
125 Broadway Building
Operating Leased Assets [Line Items]
Lease term	5 years 6 months
Operating lease assets	$ 168.2
Operating lease liabilities	$ 168.2