Debt - Notes Payable (Details) - USD ($)	9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Notes payable
Notes designated at Fair Value Option	$ 32,791,000		$ 30,943,000
Total	33,147,000		36,900,000
Less: unamortized discount and debt issuance costs			(1,040,000)
Notes payable, net of discount	33,147,000		35,860,000
Notes payable - non-current, net	21,660,000		30,993,000
Notes payable - current, net	$ 11,487,000		$ 4,867,000
Weighted average interest rate on short-term borrowings	8.23%		5.04%
Cash paid for interest	$ 14,000	$ 23,000
Insurance Financing
Notes payable
Total	306,000		$ 172,000
Tempesta Note
Notes payable
Total	50,000		150,000
Royalty Interest
Notes payable
Total			5,635,000
Notes payable
Notes payable
Notes payable - current, net	$ 11,487,000		$ 4,867,000