Shareholders' Equity - Summary of Preferred Stock (Details) - USD ($)	Sep. 30, 2023	Dec. 31, 2022
Class Of Stock [Line Items]
Shares authorized (in shares)	12,500,000
Balance	$ 159,541,000	$ 159,541,000
Series B Preferred Stock
Class Of Stock [Line Items]
Par value (in dollars per share)	$ 0.01
Liquidation value (in dollars per share)	$ 25.00
Shares authorized (in shares)	6,050,000	6,050,000
Shares issued (in shares)	1,450,000	1,450,000
Shares outstanding (in shares)	1,450,000	1,450,000
Balance	$ 34,767,000	$ 34,767,000
Series C Preferred Stock
Class Of Stock [Line Items]
Par value (in dollars per share)	$ 0.01
Liquidation value (in dollars per share)	$ 25.00
Shares authorized (in shares)	6,450,000	6,450,000
Shares issued (in shares)	5,000,000	5,000,000
Shares outstanding (in shares)	5,000,000	5,000,000
Balance	$ 124,774,000	$ 124,774,000