Quarterly report pursuant to Section 13 or 15(d)

Capital Stock - ATM Agreements (Details)

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Capital Stock - ATM Agreements (Details) - USD ($)
$ in Millions
20 Months Ended 51 Months Ended
Aug. 05, 2021
Mar. 10, 2021
Dec. 18, 2018
Mar. 31, 2023
Mar. 31, 2023
2018 Common Stock ATM Agreement | Common Stock          
Sale of stock          
Shares issued (in shares)         0
Maximum amount of shares to be issued   $ 50.0 $ 30.0    
2018 Common Stock ATM Agreement | Common Stock | Maximum          
Sale of stock          
Sales commission paid per transaction (as a percent)     3.00%    
2021 ATM Agreement | Series B Depositary Shares          
Sale of stock          
Shares issued (in shares)       0  
Maximum amount of shares to be issued $ 50.0        
2021 ATM Agreement | Series B Depositary Shares | Maximum          
Sale of stock          
Sales commission paid per transaction, preferred stock (as a percent) 3.00%