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SEGMENT AND GEOGRAPHIC AREA INFORMATION - Information regarding operations by segment (Details) | 3 Months Ended | 9 Months Ended | 12 Months Ended
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Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) segment | Jun. 26, 2025 segment | Jun. 30, 2024 USD ($) | Sep. 30, 2024 USD ($) segment | Sep. 30, 2023 USD ($)
SEGMENT INFORMATION |  |  |  |  |  |  |
Number of reportable segments | segment |  |  | 2 | 3 |  | 3 |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | $ 304,393 | $ 472,789 | $ 1,937,506 |  | $ 1,625,863 | $ 3,431,420 | $ 13,367,443
Gross profit | 5,130 | 242,601 | 1,006,887 |  | 772,829 | 1,016,879 | 5,533,432
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |
Selling, general and administrative | 2,930,627 | 2,635,863 | 8,423,602 |  | 8,440,919 | 11,447,894 | 12,751,644
Research and development | 768,563 | 913,031 | 2,632,931 |  | 2,762,040 | 3,593,750 | 3,735,078
Total operating expenses | 3,699,190 | 3,548,894 | 11,056,533 |  | 11,202,959 | 15,041,644 | 16,486,722
(Loss) income from segment operations (a) | (3,694,060) | (3,306,293) | (10,049,646) |  | (10,430,130) | (14,024,765) | (10,953,290)
Product revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 195,262 | 246,644 | 1,239,747 |  | 947,086 | 1,074,813 | 1,218,185
Service revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 109,131 | 226,145 | 697,759 |  | 678,777 | 1,038,677 | 996,866
Clinical laboratory service revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues |  |  |  |  |  | 1,317,930 | 11,152,392
Therapeutic DNA Production |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Gross profit | 41,528 | 194,341 | 428,187 |  | 462,464 | 678,166 | 748,940
MDx Testing Services |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues |  |  |  |  |  | 1,317,930 | 11,152,392
Gross profit |  | (12,260) |  |  | (56,703) | (49,830) | 4,409,186
DNA Tagging and Security Products |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Gross profit | (36,398) | 60,520 | 578,700 |  | 366,219 | 388,543 | 375,306
Operating segment |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 304,393 | 797,519 | 1,937,506 |  | 2,618,313 |  |
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |
Selling, general and administrative | 1,194,353 | 1,623,857 | 4,086,903 |  | 4,901,312 |  |
Research and development | 662,144 | 865,581 | 2,284,719 |  | 2,618,827 |  |
Total operating expenses | 1,856,497 | 2,489,438 | 6,371,622 |  | 7,520,139 |  |
(Loss) income from segment operations (a) | (1,851,367) | (2,244,206) | (5,364,735) |  | (6,748,159) | (8,830,471) | (6,137,013)
Operating segment | Product revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 195,262 | 246,644 | 1,239,747 |  | 947,086 | 1,074,813 | 1,218,185
Operating segment | Service revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 109,131 | 226,145 | 697,759 |  | 678,777 | 1,038,677 | 996,866
Operating segment | Clinical laboratory service revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues |  | 325,930 |  |  | 1,004,250 | 1,330,850 | 11,253,312
Operating segment | Therapeutic DNA Production |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 213,069 | 278,759 | 827,719 |  | 679,645 | 895,354 | 1,066,285
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |
Selling, general and administrative | 1,074,583 | 852,919 | 2,931,352 |  | 2,371,501 |  |
Research and development | 705,053 | 660,515 | 2,146,426 |  | 1,834,551 |  |
Total operating expenses | 1,779,636 | 1,513,434 | 5,077,778 |  | 4,206,052 |  |
(Loss) income from segment operations (a) | (1,738,108) | (1,319,093) | (4,649,591) |  | (3,743,588) | (4,789,268) | (3,792,871)
Operating segment | Therapeutic DNA Production | Product revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 160,999 | 218,858 | 668,407 |  | 477,010 | 560,000 | 560,000
Operating segment | Therapeutic DNA Production | Service revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 52,070 | 59,901 | 159,312 |  | 202,635 | 335,354 | 506,285
Operating segment | MDx Testing Services |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues |  | 324,730 |  |  | 992,450 |  |
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |
Selling, general and administrative |  | 165,983 |  |  | 771,499 |  |
Research and development |  | 52,917 |  |  | 198,061 |  |
Total operating expenses |  | 218,900 |  |  | 969,560 |  |
(Loss) income from segment operations (a) |  | (231,160) |  |  | (1,026,263) | (1,489,220) | 1,206,652
Operating segment | MDx Testing Services | Clinical laboratory service revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues |  | 325,930 |  |  | 1,004,250 | 1,330,850 | 11,253,312
Operating segment | DNA Tagging and Security Products |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 91,324 | 194,030 | 1,109,787 |  | 946,218 | 1,218,136 | 1,148,766
Segment Reporting Information, Additional Information [Abstract] |  |  |  |  |  |  |
Selling, general and administrative | 119,770 | 604,955 | 1,155,551 |  | 1,758,312 |  |
Research and development | (42,909) | 152,149 | 138,293 |  | 586,215 |  |
Total operating expenses | 76,861 | 757,104 | 1,293,844 |  | 2,344,527 |  |
(Loss) income from segment operations (a) | (113,259) | (693,953) | (715,144) |  | (1,978,308) | (2,551,983) | (3,550,794)
Operating segment | DNA Tagging and Security Products | Product revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | 34,263 | 27,786 | 571,340 |  | 470,076 | 514,813 | 658,185
Operating segment | DNA Tagging and Security Products | Service revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues | $ 57,061 | 166,244 | $ 538,447 |  | 476,142 | 703,323 | 490,581
Less intersegment revenues |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues |  | (1,200) |  |  | (11,800) | (12,920) | (100,920)
Less intersegment revenues | MDx Testing Services |  |  |  |  |  |  |
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |  |  |  |  |  |  |
Total revenues |  | $ (1,200) |  |  | $ (11,800) | $ (12,920) | $ (100,920)

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