Stock Incentive Plans - Inducement plan (Details) - shares			12 Months Ended
	Jun. 02, 2023	Feb. 01, 2023	Dec. 31, 2023	Dec. 15, 2023	Dec. 14, 2023	Jan. 31, 2023	Jan. 30, 2023	Feb. 17, 2022
2022 Inducement Stock Incentive Plan
Stock Incentive Plans
Number of shares authorized				1,700,000	700,000	700,000	300,000	300,000
Number of grants issued			687,900
2015 Plan
Stock Incentive Plans
Number of shares issued		855,000
Number of additional shares authorized	4,300,000
Number of stock options remain outstanding			755,000