3. ACQUISITIONS - Schedule of Unaudited Pro Forma Information Assuming Acquisitions (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Business Acquisition [Line Items]
Net sales from continuing operations	$ 45,523	$ 31,029	$ 115,888	$ 105,352
Income from continuing operations	$ (14,219)	$ (29,340)	$ (61,710)	$ (15,360)
Weighted average common shares outstanding - diluted	114,844,402	41,277,090	87,638,134	41,092,028
Pro Forma Acquisitions [Member]
Business Acquisition [Line Items]
Net sales from continuing operations				$ 151,354
Income from continuing operations				$ 4,927
Income from continuing operations per common share - basic				$ 0.11
Weighted average common shares outstanding - basic				43,701,891
Income from continuing operations per common share - diluted				$ 0.11
Weighted average common shares outstanding - diluted				43,783,093