Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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-Name Accounting Standards Codification
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Name:	us-gaap_TreasuryStockValueAcquiredCostMethod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Shareholders' Equity - Share Repurchase and Dividends (Details) - May 2019 Repurchase Program - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	May 03, 2021	May 31, 2019
Shareholders' Equity
Amount approved for repurchase of common stock			$ 300.0
Common stock repurchased during the period (in shares)	530,729
Aggregate cost of common stock repurchased during the period	$ 32.8
Subsequent Event [member]
Shareholders' Equity
Remaining authorization amount for repurchase of common stock		$ 1.7