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Zimmer Development Agreement (Tables) | 12 Months Ended
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Sep. 30, 2021
Zimmer Development Agreement [Abstract] |
Schedule of deferred revenue |
Deferred Revenue |  |  |
Balance as of September 30, 2019 |  | $ | — |
Upfront initial exclusivity payment |  |  | 2,000,000 |
Revenue recognized |  |  | (1,926,566 | )
Balance as of September 30, 2020 |  |  | 73,434 |
Revenue recognized |  |  | (64,812 | )
Balance as of September 30, 2021 |  | $ | 8,622 |

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- Definition Tabular disclosure of the type of arrangements and the corresponding amounts that comprise the current and noncurrent balance of deferred revenue as of the balance sheet date. + References No definition available. + Details
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