Debt - Insurance Premium Financing (Details) - USD ($)	1 Months Ended		3 Months Ended
	Mar. 31, 2023	May 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Short-term Debt [Line Items]
Financing balance	$ 6,221,000		$ 6,221,000
Interest expense			2,181,000	$ 4,194,000
May 2022 First Insurance Financing
Short-term Debt [Line Items]
Principal amount		$ 752,000
Unpaid balance		$ 941,000
Interest rate (as a percent)		4.30%
Finance charge		$ 15,000
Interest expense			4,000
Debt term		10 months
Financing balance	0		0
March 2023 First Insurance Financing [Member]
Short-term Debt [Line Items]
Principal amount	98,000		98,000
Unpaid balance	$ 115,000		$ 115,000
Interest rate (as a percent)	4.60%		4.60%
Finance charge	$ 2,000
Interest expense	$ 0
Debt term	10 months
Financing balance	$ 83,000		$ 83,000