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| Date | 3/31/2024 | 9/30/2023 | 12/31/2022 | 6/30/2022 | 12/31/2021 | 9/30/2021 | 6/30/2021 | 3/31/2021 | 12/31/2020 | 9/30/2020 | 6/30/2020 | 3/31/2020 | 12/31/2019 | 9/30/2019 | 6/30/2019 | 3/31/2019 | 12/31/2018 | 9/30/2018 | 6/30/2018 | 3/31/2018 | 12/31/2017 | 9/30/2017 | 6/30/2017 | 3/31/2017 | 12/31/2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cash and Cash Equivalents | $4,900,000.00 | $5,724,000.00 | $14,042,000.00 | $15,757,000.00 | -- | $23,652,000.00 | $26,379,000.00 | $27,749,000.00 | $20,819,000.00 | $23,687,000.00 | $17,125,000.00 | $21,457,000.00 | $20,528,000.00 | $15,717,000.00 | $7,854,000.00 | $10,248,000.00 | $18,050,000.00 | $6,887,000.00 | $5,071,000.00 | $18,629,000.00 | $6,939,000.00 | $9,827,000.00 | $12,940,000.00 | $15,830,000.00 | $11,651,000.00 |
| Accounts Receivable Net Current | $81,000.00 | $102,000.00 | $59,000.00 | $81,000.00 | -- | $181,000.00 | $73,000.00 | $74,000.00 | $35,000.00 | $39,000.00 | $10,000.00 | $19,000.00 | $65,000.00 | -- | $8,000.00 | $1,000.00 | $5,000.00 | $23,000.00 | $31,000.00 | $11,000.00 | $5,000.00 | -- | -- | -- | -- |
| Inventory | $479,000.00 | $781,000.00 | $999,000.00 | $1,038,000.00 | -- | $515,000.00 | $706,000.00 | $770,000.00 | $805,000.00 | $1,295,000.00 | $1,325,000.00 | $1,232,000.00 | $1,014,000.00 | $771,000.00 | $93,000.00 | $115,000.00 | $23,000.00 | $46,000.00 | $81,000.00 | $21,000.00 | $6,000.00 | -- | -- | -- | -- |
| Prepaid Expenses and Other Current Assets | $497,000.00 | $509,000.00 | $781,000.00 | $1,317,000.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Current Assets | $5,750,000.00 | $6,742,000.00 | $15,370,000.00 | $18,193,000.00 | -- | $24,878,000.00 | $28,017,000.00 | $29,814,000.00 | $22,107,000.00 | $25,912,000.00 | $19,480,000.00 | $23,870,000.00 | $30,167,000.00 | $27,682,000.00 | $11,961,000.00 | $16,476,000.00 | $22,051,000.00 | $12,947,000.00 | $15,919,000.00 | $19,599,000.00 | $8,286,000.00 | -- | -- | -- | -- |
| Property Plant and Equipement | $897,000.00 | $1,101,000.00 | $1,325,000.00 | $1,329,000.00 | -- | $1,438,000.00 | $1,451,000.00 | $1,312,000.00 | $1,178,000.00 | $994,000.00 | $1,062,000.00 | $1,140,000.00 | $1,056,000.00 | $1,015,000.00 | $920,000.00 | $842,000.00 | $846,000.00 | $871,000.00 | $825,000.00 | $837,000.00 | $783,000.00 | -- | -- | -- | -- |
| Intangible Assets Net | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Goodwill | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other Assets | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | -- | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $13,000.00 | $57,000.00 | $88,000.00 | $86,000.00 | -- | $99,000.00 | -- | -- | -- | -- |
| Total Assets | $7,066,000.00 | $8,491,000.00 | $17,647,000.00 | $20,082,000.00 | -- | $27,078,000.00 | $30,193,000.00 | $31,869,000.00 | $24,064,000.00 | $27,735,000.00 | $21,438,000.00 | $25,996,000.00 | $32,257,000.00 | $29,766,000.00 | $13,802,000.00 | $18,321,000.00 | $22,954,000.00 | $13,906,000.00 | $16,830,000.00 | $20,530,000.00 | $9,168,000.00 | -- | -- | -- | -- |
| Accounts Payable | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Accrued Liabilities | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | $1,543,000.00 | $72,000.00 | -- | -- | $1,269,000.00 | -- | -- | -- | -- |
| Total Current Liabilities | $3,999,000.00 | $10,969,000.00 | $14,670,000.00 | $16,110,000.00 | -- | $13,298,000.00 | $12,602,000.00 | $12,444,000.00 | $12,774,000.00 | $12,736,000.00 | $12,549,000.00 | $13,375,000.00 | $13,929,000.00 | $6,180,000.00 | $5,710,000.00 | $5,238,000.00 | $4,437,000.00 | $4,464,000.00 | $3,359,000.00 | $3,360,000.00 | $3,645,000.00 | -- | -- | -- | -- |
| Long Term Debt | -- | -- | -- | -- | $8,000,000.00 | $4,608,000.00 | -- | $8,000,000.00 | $7,979,000.00 | $7,977,000.00 | $7,975,000.00 | $7,773,000.00 | $7,754,000.00 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Additional Paid-in Capital | -- | -- | -- | -- | -- | $131,711,000.00 | $130,698,000.00 | $127,790,000.00 | $115,008,000.00 | $114,319,000.00 | $104,271,000.00 | $103,593,000.00 | $102,789,000.00 | $102,110,000.00 | $81,422,000.00 | $80,732,000.00 | $79,893,000.00 | $65,251,000.00 | $64,110,000.00 | $63,612,000.00 | $44,643,000.00 | -- | -- | -- | -- |
| Accumulated Other Comprehensive Loss | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Accumulated Deficit | $-156,300,000.00 | $-151,400,000.00 | $-141,400,000.00 | $-132,705,000.00 | -- | $-117,936,000.00 | $-113,112,000.00 | $-108,370,000.00 | $-103,721,000.00 | $-99,323,000.00 | $-95,385,000.00 | $-90,975,000.00 | $-84,464,000.00 | $-78,527,000.00 | $-73,332,000.00 | $-67,651,000.00 | $-61,378,000.00 | $-55,811,000.00 | $-50,641,000.00 | $-46,444,000.00 | $-39,121,000.00 | -- | -- | -- | -- |
| Total Stockholders' Equity | $3,067,000.00 | $-2,478,000.00 | $2,977,000.00 | $3,972,000.00 | -- | $13,780,000.00 | $17,591,000.00 | $19,425,000.00 | $11,290,000.00 | $14,999,000.00 | $8,889,000.00 | $12,621,000.00 | $18,328,000.00 | $23,586,000.00 | $8,092,000.00 | $13,083,000.00 | $18,517,000.00 | $9,442,000.00 | $13,471,000.00 | $17,170,000.00 | $5,523,000.00 | -- | -- | -- | -- |
| Controlling Interest in Subsidiaries | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Liabilities and Equity | $7,066,000.00 | $8,491,000.00 | $17,647,000.00 | $20,082,000.00 | -- | $27,078,000.00 | $30,193,000.00 | $31,869,000.00 | $24,064,000.00 | $27,735,000.00 | $21,438,000.00 | $25,996,000.00 | $32,257,000.00 | $29,766,000.00 | $13,802,000.00 | $18,321,000.00 | $22,954,000.00 | $13,906,000.00 | $16,830,000.00 | $20,530,000.00 | $9,168,000.00 | -- | -- | -- | -- |
| Date | 3/31/2024 | 9/30/2023 | 12/31/2022 | 6/30/2022 | 12/31/2021 | 9/30/2021 | 6/30/2021 | 3/31/2021 | 12/31/2020 | 9/30/2020 | 6/30/2020 | 3/31/2020 | 12/31/2019 | 9/30/2019 | 6/30/2019 | 3/31/2019 | 12/31/2018 | 9/30/2018 | 6/30/2018 | 3/31/2018 | 12/31/2017 | 9/30/2017 | 6/30/2017 | 3/31/2017 | 12/31/2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total Revenues | $64,000.00 | $255,000.00 | $592,000.00 | $205,000.00 | -- | $292,000.00 | $151,000.00 | $51,000.00 | $98,000.00 | $33,000.00 | $29,000.00 | $28,000.00 | $107,000.00 | $8,000.00 | $4,000.00 | $1,000.00 | $36,000.00 | $38,000.00 | $26,000.00 | $12,000.00 | -- | -- | -- | -- | -- |
| Cost of Revenues | $12,000.00 | $62,000.00 | $198,000.00 | $68,000.00 | -- | $135,000.00 | $70,000.00 | -- | -- | $72,000.00 | $40,000.00 | $30,000.00 | $136,000.00 | $65,000.00 | $2,000.00 | $1,000.00 | $54,000.00 | -- | $56,000.00 | $15,000.00 | -- | -- | -- | -- | -- |
| Gross Profit | -- | -- | -- | -- | -- | -- | -- | -- | -- | $-10,000.00 | $-11,000.00 | $-2,000.00 | $-29,000.00 | $-57,000.00 | $2,000.00 | -- | $-18,000.00 | -- | $-18,000.00 | $-3,000.00 | -- | -- | -- | -- | -- |
| Research and Development | $455,000.00 | $693,000.00 | $5,611,000.00 | $2,688,000.00 | -- | $1,187,000.00 | $2,853,000.00 | $1,345,000.00 | $5,555,000.00 | $1,160,000.00 | $1,264,000.00 | $1,935,000.00 | $9,013,000.00 | $6,706,000.00 | $2,129,000.00 | $2,404,000.00 | $6,048,000.00 | $1,770,000.00 | $2,587,000.00 | $1,203,000.00 | $4,262,000.00 | $2,701,000.00 | $1,736,000.00 | $614,000.00 | -- |
| Selling, General, and Administrative | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Total Operating Expenses | -- | -- | -- | -- | -- | $-5,000.00 | -- | $4,493,000.00 | $19,145,000.00 | $14,745,000.00 | $4,211,000.00 | $6,710,000.00 | $23,407,000.00 | $17,368,000.00 | $12,007,000.00 | $6,358,000.00 | $18,907,000.00 | $13,323,000.00 | $8,193,000.00 | $4,077,000.00 | $12,964,000.00 | $3,993,000.00 | $2,506,000.00 | $2,707,000.00 | -- |
| Loss from Operations | $-2,026,000.00 | $-2,394,000.00 | $-17,851,000.00 | $-4,593,000.00 | -- | $-13,369,000.00 | $-9,032,000.00 | $-4,442,000.00 | $-19,047,000.00 | $-3,823,000.00 | $-10,932,000.00 | $-6,712,000.00 | $-23,436,000.00 | $-17,425,000.00 | $-12,005,000.00 | $-6,358,000.00 | $-18,925,000.00 | $-13,341,000.00 | $-4,128,000.00 | $-4,080,000.00 | $-12,964,000.00 | $-3,993,000.00 | $-2,506,000.00 | $-2,707,000.00 | -- |
| Loss Before Income Taxes | -- | -- | -- | -- | -- | -- | -- | -- | $-19,257,000.00 | $-14,859,000.00 | $-10,921,000.00 | $-6,511,000.00 | $-23,086,000.00 | $-17,149,000.00 | $-11,954,000.00 | $-6,273,000.00 | $-22,257,000.00 | $-5,170,000.00 | $-4,196,000.00 | $-7,323,000.00 | $-13,200,000.00 | $-9,427,000.00 | $-3,480,000.00 | $-2,776,000.00 | -- |
| Earnings Per Share Basic | $-0.88 | $-4.28 | -- | $-3.72 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Weighted Average Shares Basic | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Earnings Per Share Diluted | $-0.88 | $-4.28 | $-5.74 | -- | -- | $-0.44 | $-0.34 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Weighted Average Shares Diluted | 8,613,204 | 626,470 | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Common Stock Shares Authorized | 115,000,000 | 115,000,000 | 115,000,000 | 5,750,000 | -- | 115,000,000 | 115,000,000 | 115,000,000 | 115,000,000 | 115,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | 50,000,000 | -- | -- | -- | -- |
| Common Stock Shares Outstanding | 5,210,876 | 530,449 | 4,659,769 | 2,765,259 | -- | 48,241,188 | 48,241,188 | 46,779,028 | 32,272,309 | 32,182,589 | 28,857,073 | 28,826,157 | 28,811,087 | 28,796,017 | 21,450,877 | 21,450,877 | 21,440,148 | 15,690,151 | 15,645,755 | 15,645,755 | 10,493,233 | -- | -- | -- | -- |
| Common Stock Value | $1,000.00 | -- | -- | -- | -- | $5,000.00 | $5,000.00 | $5,000.00 | $3,000.00 | $3,000.00 | $3,000.00 | $3,000.00 | $3,000.00 | $3,000.00 | $2,000.00 | $2,000.00 | $2,000.00 | $2,000.00 | $2,000.00 | $2,000.00 | $1,000.00 | -- | -- | -- | -- |
| Common Stock Par Or Stated Value Per Share | $0.00 | $0.00 | $0.00 | $0.00 | -- | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | -- | -- | -- | -- |
| Payments Of Dividends Common Stock | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Preferred Stock Shares Authorized | -- | -- | 10,000,000 | -- | -- | 10,000,000 | 10,000,000 | 10,000,000 | 8,000,000 | 8,000,000 | 8,000,000 | 8,000,000 | 8,000,000 | 8,000,000 | 8,000,000 | 8,000,000 | 8,000,000 | -- | -- | -- | 8,000,000 | -- | -- | -- | -- |
| Preferred Stock Shares Outstanding | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Preferred Stock Value | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Preferred Stock Par Or Stated Value Per Share | -- | -- | $0.00 | -- | -- | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | -- | -- | -- | -- | -- | -- | -- | -- |
| Share Price | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |