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Contract costs | 12 Months Ended
--- | ---
Sep. 30, 2023
Revenue From Contracts With Customers [Abstract] |
Contract costs | Contract costs
| As at September 30, 2023 | As at September 30, 2022
| Cost | Accumulated amortization and impairment | Net carrying amount | Cost | Accumulated amortization and impairment | Net carrying amount
| $ | $ | $ | $ | $ | $
Transition costs | 549,848 |  | 250,847 |  | 299,001 |  | 481,836 |  | 225,468 |  | 256,368 |
Incentives | 52,331 |  | 42,886 |  | 9,445 |  | 50,331 |  | 45,087 |  | 5,244 |
| 602,179 |  | 293,733 |  | 308,446 |  | 532,167 |  | 270,555 |  | 261,612 |

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- Definition The entire disclosure for revenue from contracts with customers. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2023-01-01 -Section Presentation -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&doctype=Standard&dita_xref=IFRS15_g105-109_TI -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2023-01-01 -Section Disclosure -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&doctype=Standard&dita_xref=IFRS15_g110-129_TI -URIDate 2023-03-23 + Details
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