Share capital and share-based compensation - Summary of RSU Activities (Details) - Restricted share units - shares |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|---|
Aug. 10, 2021 |
Oct. 31, 2021 |
Aug. 10, 2021 |
Oct. 31, 2021 |
Oct. 31, 2020 |
Oct. 31, 2018 |
|
| Disclosure of classes of share capital [line items] | ||||||
| Number of other equity instruments outstanding in share-based payment arrangement | 0 | 716,763 | 0 | 716,763 | ||
| Beginning balance (in shares) | 0 | |||||
| Granted (in shares) | 716,763 | |||||
| Ending balance (in shares) | 0 | 716,763 | 0 | 716,763 | ||
| Li-Cycle Corp. | ||||||
| Disclosure of classes of share capital [line items] | ||||||
| Number of other equity instruments outstanding in share-based payment arrangement | 0 | 0 | 2,182 | 0 | ||
| Beginning balance (in shares) | 0 | 2,182 | 2,182 | 0 | ||
| Granted (in shares) | 7,647 | 2,182 | ||||
| Settled (in shares) | (9,829) | |||||
| Ending balance (in shares) | 0 | 0 | 2,182 | |||