SEGMENT INFORMATION - Geographic Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
SEGMENT INFORMATION
Revenues	$ 60,469	$ 43,616
Long-Lived Assets	28,729	22,828
United States [Member]
SEGMENT INFORMATION
Revenues	56,253	39,634
Long-Lived Assets	28,729	22,828
Other North America [Member]
SEGMENT INFORMATION
Revenues	148	218
Pacific Rim [Member]
SEGMENT INFORMATION
Revenues	2,826	2,407
Europe [Member]
SEGMENT INFORMATION
Revenues	1,207	1,217
Other [Member]
SEGMENT INFORMATION
Revenues	$ 35	$ 140