Warrant liabilities - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |
Aug. 14, 2022 |
May 17, 2022 |
May 13, 2022 |
Sep. 30, 2022 |
|---|---|---|---|---|
| Class of Warrant or Right [Line Items] | ||||
| Utilization warrant (percent) | 50.00% | 50.00% | ||
| Line of credit tranches percentage | 1.25% | |||
| Exercise price of warrants (in dollars per share) | $ 16.00 | |||
| Aggregate put back price of warrants | $ 2.5 | |||
| Class Of Warrant Or Right, 50% Utilization Warrant | ||||
| Class of Warrant or Right [Line Items] | ||||
| Utilization warrant (percent) | 50.00% | 50.00% | 50.00% | |
| Line of credit tranches percentage | 1.25% | |||
| Exercise price of warrants (in dollars per share) | $ 16.00 | |||
| Gain (Loss) on Contract Termination | $ (4.5) | |||
| Immediately Exercisable Warrant | ||||
| Class of Warrant or Right [Line Items] | ||||
| Aggregate number of shares to be purchased (shares) | 1,211,210 | |||
| Exercise of warrants (in shares) | 346,192 |