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:	us-gaap_TreasuryStockValueAcquiredCostMethod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Stockholders' Equity - Narrative (Details) - USD ($)	3 Months Ended
Stockholders' Equity - Narrative (Details) - USD ($)	Mar. 31, 2020	Mar. 31, 2019	Feb. 24, 2020
Equity, Class of Treasury Stock [Line Items]
Authorized increase to stock repurchase plan			$ 60,000,000.0
Total repurchase costs	$ 5,400,000
Number of shares repurchased (in shares)	235,344	0
2017 Program
Equity, Class of Treasury Stock [Line Items]
Common stock available for future share repurchases, amount			$ 400,000
2020 Program
Equity, Class of Treasury Stock [Line Items]
Common stock available for future share repurchases, amount	$ 54,600,000