Debt Obligations - Credit Facility (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Aug. 01, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Facility amount drawn	$ 0		$ 0			$ 18,502,000
Deferred costs	4,705,000		4,705,000			4,941,000
Line of Credit
Debt Instrument [Line Items]
Deferred costs	0		0			498,000
Secured Debt | Valley National Bank | Line of Credit
Debt Instrument [Line Items]
Facility amount drawn						19,000,000
Secured Debt | Valley National Bank | Line of Credit | Subsequent Event
Debt Instrument [Line Items]
Facility amount drawn					$ 0
Secured Debt | VNB Credit Facility | Valley National Bank | Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	60,000,000		60,000,000
Debt used for operating expenses	$ 25,000,000		$ 25,000,000
Effective interest rate	8.25%		8.25%
Unused borrowing capacity fee, percentage			0.25%
Facility amount drawn	$ 0		$ 0
Remaining borrowing capacity	60,000,000		60,000,000			41,000,000
Interest expense	91,000	$ 62,000	391,000	$ 107,000
Deferred costs	$ 392,000		$ 392,000			$ 498,000
Secured Debt | VNB Credit Facility | Valley National Bank | Line of Credit | Subsequent Event
Debt Instrument [Line Items]
Remaining borrowing capacity					$ 60,000,000