INVENTORIES (Details) - USD ($) $ in Millions	Jun. 30, 2020	Sep. 30, 2019
INVENTORIES
Total reserves on finished goods	$ 1.2	$ 1.0

Amount of valuation reserve for inventory.

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Name:	us-gaap_InventoryValuationReserves
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant