BUSINESS COMBINATIONS - Unaudited pro forma (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 30, 2021	Sep. 30, 2020
BUSINESS COMBINATIONS
Total revenues	$ 104,084	$ 81,739
Net income (loss)	8,741	335
Income tax benefit	4,776	(147)
Pre-Clinical Research Services, Inc.
BUSINESS COMBINATIONS
Transaction costs	248
HistoTox Labs
BUSINESS COMBINATIONS
Transaction costs	576
Bolder BioPATH
BUSINESS COMBINATIONS
Transaction costs	584
Income tax benefit and other expenses		4,867
Income tax benefit	4,867
HistoTox Labs and Bolder BioPATH combined
BUSINESS COMBINATIONS
Transaction costs		$ 1,128
Incremental interest expense and amortizaiton of deferred financing costs	$ 302
HistoTox Labs and Bolder BioPATH combined \| Minimum
BUSINESS COMBINATIONS
Weighted-average estimated useful life	6 years
HistoTox Labs and Bolder BioPATH combined \| Maximum
BUSINESS COMBINATIONS
Weighted-average estimated useful life	8 years

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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