Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	Sep. 30, 2020	Sep. 30, 2019
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Including Disposal Group and Discontinued Operations [Abstract]
Cash and cash equivalents	$ 858	$ 1,559
Restricted cash included in prepaid expenses and other current assets	198	0
Restricted cash included in other non-current assets	777	0
Cash and cash equivalents of discontinued operations	0	307
Total cash, cash equivalents, and restricted cash	$ 1,833	$ 1,866

Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant