INVENTORIES (Details) - USD ($) $ in Millions	Mar. 31, 2021	Sep. 30, 2020
INVENTORIES
Total reserves on finished goods	$ 0.8	$ 0.7

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