Accounts Receivable and Concentration of Credit Risk (Components Of Accounts Receivable) (Details) - USD ($) |
Mar. 31, 2019 |
Sep. 30, 2018 |
Mar. 31, 2018 |
Sep. 30, 2017 |
|---|---|---|---|---|
| Accounts Receivable and Concentration of Credit Risk [Abstract] | ||||
| Accounts receivable | $ 4,076,745 | $ 4,046,733 | ||
| Less: allowance for doubtful accounts | (36,201) | (36,201) | $ (36,161) | $ (38,103) |
| Less: allowance for sales and payment term discounts | (13,309) | (37,900) | ||
| Accounts receivable, net | $ 4,027,235 | $ 3,972,632 |
| X | ||||||||||
- Definition For unclassified balance sheet, amounts due from customers or clients for goods or services that have been delivered or sold in the normal course of business. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Allowance For Sales And Payment Term Discounts No definition available.
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