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Pay vs Performance Disclosure - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Pay vs Performance Disclosure |  |  |
Pay vs Performance Disclosure, Table | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Value of Initial Fixed $100 | ​ | ​
​ | ​ | Summary | ​ | ​ | ​ | Average Summary | ​ | Average | ​ | Investment Based on: | ​ | ​
​ | ​ | Compensation | ​ | Compensation | ​ | Compensation | ​ | Compensation | ​ | Total | ​ | Net Income/
​ | ​ | Table Total | ​ | Actually | ​ | Table Total for | ​ | Actually Paid to | ​ | Shareholder | ​ | (Loss)
Year | ​ | for PEO(1) | ​ | Paid PEO(2) | ​ | Non-PEO NEO(1) | ​ | Non-PEO NEO(2) | ​ | Return (3) | ​ | In ($000s)
2024 | $ | 920,841 | $ | 1,080,664 | $ | 545,400 | $ | 594,152 | $ | 22.68 | $ | (11,624)
2023 | $ | 738,166 | $ | (29,333) | $ | 455,686 | $ | 219,302 | $ | 25.08 | $ | (17,882)
2022 | $ | 1,416,069 | $ | (977,377) | $ | 728,341 | $ | 836 | $ | 45.77 | $ | 15,811
(1) | Our PEO for each of fiscal years 2024, 2023 and 2022 was Dr. Young. Our Non-PEO NEO for each of such fiscal years was Mr. Fischer.
(2) | The following table sets forth the amounts adjusted from the Summary Compensation table total to derive the Compensation Actually Paid for each fiscal year shown.
(3) | The amounts shown reflect the Company’s total shareholder return measured based on a fixed $100 investment made on December 31, 2020, the last trading day before the earliest fiscal year shown in the table.
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Add | Change in Yearend | Change in Value | Subtract Value of | ​
​ | ​ | ​ | ​ | Year-end Value | Value of Awards | through Vesting | Awards Granted in | ​
​ | ​ | ​ | ​ | of Awards Granted | Granted in Prior | of Awards Granted | Prior Year that | ​
​ | ​ | Summary | ​ | in Fiscal Year | Year Unvested as | in Prior Year | Failed to Meet | ​
​ | ​ | Compensation | Subtract | Unvested at | of Fiscal | Vested During | Vesting Conditions | Compensation
​ | ​ | Table Total | Stock Awards | Fiscal Yearend | Yearend | Fiscal Year | in Fiscal Year | Actually Paid
Year | Executive | ($) | ($) | ($) | ($) | ($) | ($) | ($)
2024 | PEO | 920,841 | (404,029) | 619,285 | (36,290) | (19,143) | — | 1,080,664
​ | Non-PEO NEO | 545,400 | (166,538) | 234,911 | (12,883) | (6,738) | — | 594,152
2023 | PEO | 738,166 | (221,354) | 268,308 | (330,785) | (483,668) | — | (29,333)
​ | Non-PEO NEO | 455,686 | (76,824) | 93,120 | (119,105) | (133,575) | — | 219,302
2022 | PEO | 1,416,069 | (514,257) | 489,662 | (1,288,940) | (1,079,912) | — | (977,377)
​ | Non-PEO NEO | 728,341 | (178,480) | 169,944 | (384,373) | (334,596) | — | 836
​ NOTE: There were no awards granted and vesting in the same fiscal year. |  |
PEO Total Compensation Amount | $ 920,841 | $ 738,166 | $ 1,416,069
PEO Actually Paid Compensation Amount | $ 1,080,664 | (29,333) | (977,377)
Adjustment To PEO Compensation, Footnote |
(2) | The following table sets forth the amounts adjusted from the Summary Compensation table total to derive the Compensation Actually Paid for each fiscal year shown.
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Add | Change in Yearend | Change in Value | Subtract Value of | ​
​ | ​ | ​ | ​ | Year-end Value | Value of Awards | through Vesting | Awards Granted in | ​
​ | ​ | ​ | ​ | of Awards Granted | Granted in Prior | of Awards Granted | Prior Year that | ​
​ | ​ | Summary | ​ | in Fiscal Year | Year Unvested as | in Prior Year | Failed to Meet | ​
​ | ​ | Compensation | Subtract | Unvested at | of Fiscal | Vested During | Vesting Conditions | Compensation
​ | ​ | Table Total | Stock Awards | Fiscal Yearend | Yearend | Fiscal Year | in Fiscal Year | Actually Paid
Year | Executive | ($) | ($) | ($) | ($) | ($) | ($) | ($)
2024 | PEO | 920,841 | (404,029) | 619,285 | (36,290) | (19,143) | — | 1,080,664
​ | Non-PEO NEO | 545,400 | (166,538) | 234,911 | (12,883) | (6,738) | — | 594,152
2023 | PEO | 738,166 | (221,354) | 268,308 | (330,785) | (483,668) | — | (29,333)
​ | Non-PEO NEO | 455,686 | (76,824) | 93,120 | (119,105) | (133,575) | — | 219,302
2022 | PEO | 1,416,069 | (514,257) | 489,662 | (1,288,940) | (1,079,912) | — | (977,377)
​ | Non-PEO NEO | 728,341 | (178,480) | 169,944 | (384,373) | (334,596) | — | 836
​ NOTE: There were no awards granted and vesting in the same fiscal year. |  |
Non-PEO NEO Average Total Compensation Amount | $ 545,400 | 455,686 | 728,341
Non-PEO NEO Average Compensation Actually Paid Amount | $ 594,152 | 219,302 | 836
Adjustment to Non-PEO NEO Compensation Footnote |
(2) | The following table sets forth the amounts adjusted from the Summary Compensation table total to derive the Compensation Actually Paid for each fiscal year shown.
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Add | Change in Yearend | Change in Value | Subtract Value of | ​
​ | ​ | ​ | ​ | Year-end Value | Value of Awards | through Vesting | Awards Granted in | ​
​ | ​ | ​ | ​ | of Awards Granted | Granted in Prior | of Awards Granted | Prior Year that | ​
​ | ​ | Summary | ​ | in Fiscal Year | Year Unvested as | in Prior Year | Failed to Meet | ​
​ | ​ | Compensation | Subtract | Unvested at | of Fiscal | Vested During | Vesting Conditions | Compensation
​ | ​ | Table Total | Stock Awards | Fiscal Yearend | Yearend | Fiscal Year | in Fiscal Year | Actually Paid
Year | Executive | ($) | ($) | ($) | ($) | ($) | ($) | ($)
2024 | PEO | 920,841 | (404,029) | 619,285 | (36,290) | (19,143) | — | 1,080,664
​ | Non-PEO NEO | 545,400 | (166,538) | 234,911 | (12,883) | (6,738) | — | 594,152
2023 | PEO | 738,166 | (221,354) | 268,308 | (330,785) | (483,668) | — | (29,333)
​ | Non-PEO NEO | 455,686 | (76,824) | 93,120 | (119,105) | (133,575) | — | 219,302
2022 | PEO | 1,416,069 | (514,257) | 489,662 | (1,288,940) | (1,079,912) | — | (977,377)
​ | Non-PEO NEO | 728,341 | (178,480) | 169,944 | (384,373) | (334,596) | — | 836
​ NOTE: There were no awards granted and vesting in the same fiscal year. |  |
Compensation Actually Paid vs. Total Shareholder Return | The chart below highlights the alignment between “compensation actually paid” to our Named Executive Officers and our total shareholder return performance for the past three fiscal years. ​ |  |
Compensation Actually Paid vs. Net Income | The chart below highlights the alignment between “compensation actually paid” to our Named Executive Officers and our net income performance for the past three fiscal years. ​ ​ |  |
Total Shareholder Return Amount | $ 22.68 | 25.08 | 45.77
Net Income (Loss) | $ (11,624,000) | (17,882,000) | 15,811,000
PEO Name | Dr. Young |  |
PEO | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | $ (404,029) | (221,354) | (514,257)
PEO | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | 619,285 | 268,308 | 489,662
PEO | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | (36,290) | (330,785) | (1,288,940)
PEO | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | 0 | 0 | 0
PEO | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | (19,143) | (483,668) | (1,079,912)
Non-PEO NEO | Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | (166,538) | (76,824) | (178,480)
Non-PEO NEO | Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | 234,911 | 93,120 | 169,944
Non-PEO NEO | Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | (12,883) | (119,105) | (384,373)
Non-PEO NEO | Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | 0 | 0 | 0
Non-PEO NEO | Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year |  |  |
Pay vs Performance Disclosure |  |  |
Adjustment to Compensation, Amount | $ (6,738) | $ (133,575) | $ (334,596)

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