FAIR VALUE MEASUREMENTS, Changes in Fair Value of Contingent Earnout Liabilities Measured at Fair Value on Recurring Basis Utilizing Level 3 Assumptions (Details) - Recurring [Member] - Level 3 [Member] - Contingent Earnout Liabilities [Member] - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Change in contingent consideration measured at fair value recurring basis using significant unobservable inputs (Level 3) [Roll Forward]
Balance at beginning of year	$ 3,600	$ 0
Fair value of contingent consideration recorded in connection with business combinations	980	3,600
Total	$ 4,580	$ 3,600