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Subsequent Events - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions			6 Months Ended	12 Months Ended
	Aug. 01, 2022	Jun. 14, 2022	Jun. 30, 2022	Dec. 31, 2021
Cantor Fitzgerald & Co. [Member]
Subsequent Event [Line Items]
Number of share sold under the sales agreement			2,092,167
Proceeds from issuance of common stock, net of issuance costs			$ 5.9
6% convertible exchangeable preferred stock
Subsequent Event [Line Items]
Dividend declared, date		Jun. 14, 2022
Preferred stock dividend declared, amount per share		$ 0.15
Preferred stock, dividend rate (in percent)			6.00%	6.00%
6% convertible exchangeable preferred stock | Subsequent event
Subsequent Event [Line Items]
Dividends payable, date to be paid	Aug. 01, 2022
Dividend, record date	Jul. 15, 2022
Preferred stock, dividends per share, cash paid	$ 0.15

X

- Definition

Date the declared dividend will be paid, in YYYY-MM-DD format.

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