Common Shares and Earnings Per Common Share - Narrative (Details) - USD ($) $ in Millions	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Jan. 31, 2022
Earnings Per Share [Abstract]
Stock repurchase program, authorized amount	$ 145.9	$ 250.0	$ 250.0	$ 87.5
Available for future purchases	$ 250.0

Amount remaining of a stock repurchase plan authorized.

No definition available.

Name:	us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant