Cash Flows	12 Months Ended
Sep. 30, 2021
Supplemental Cash Flow Elements [Abstract]
Cash Flows	16. Cash Flows Non-cash investing activities may include capital expenditures in accounts payable, representing additions purchased at period end but not yet paid in cash. There were no non-cash capital expenditures in accounts payable for the year ended September 30, 2021. Non-cash investing activities for 2020 included $80,000 of capital expenditures in accounts payable. Non-cash capital expenditures in accounts payable for the year ended September 30, 2019 were immaterial.

The entire disclosure for supplemental cash flow activities, including cash, noncash, and part noncash transactions, for the period. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-URI http://asc.fasb.org/topic&trid=2134446

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