CREDIT LOSSES (Details) $ in Thousands	9 Months Ended
	Jun. 30, 2021 USD ($)
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance, October 1, 2020	$ 8,505
Provision for expected credit losses	1,254
Amounts written off charged against the allowance	(237)
Other, primarily foreign currency translation	20
Ending Balance, June 30, 2021	$ 9,542