Stock-Based Compensation - Stock Incentive Plan (Details) - $ / shares	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment
Balance available, beginning of period (in shares)	1,057,824	1,569,449
Additional shares approved by stockholders (in shares)	2,000,000	0
Deferred under non-employee director's deferral program (in shares)	(163,575)	(152,217)
Forfeitures by former employees (in shares)	0	(60,500)
Balance available, end of period ( in shares)	2,419,633	1,057,824
Deferred under non-employee director's deferral program (in dollars per share)	$ 0.58	$ 1.25
Forfeitures by former employees (in dollars per share)	$ 0	$ 1.68
Share-based Payment Arrangement, Nonemployee
Share-based Compensation Arrangement by Share-based Payment
Granted (in shares)	(92,856)	(86,408)
Granted (in dollars per share)	$ 0.58	$ 1.25
Share-based Payment Arrangement, Employee
Share-based Compensation Arrangement by Share-based Payment
Granted (in shares)	(381,760)	(333,500)
Granted (in dollars per share)	$ 0.68	$ 1.84