Preferred Stock - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Class of Stock [Line Items]
Dividends paid	$ 1,951	$ 1,500
Series A preferred stock
Class of Stock [Line Items]
Preferred stock dividend accrual rate	8.75%
Dividends paid	$ 2,000
Dividend accrual	$ 2,000