Expected Credit Losses (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Trade Receivables | ||
| Expected credit losses, trade receivables, beginning balance | $ 0.8 | $ 1.2 |
| Provision for expected credit losses | 0.2 | 0.3 |
| Recoveries collected / reversals of provision | (0.7) | |
| Write-off charged against allowance | (0.7) | 0.0 |
| Expected credit losses, trade receivables, ending balance | 0.3 | 0.8 |
| Other Current Assets | ||
| Expected credit losses, other current assets, beginning balance | 0.0 | 1.9 |
| Provision for expected credit losses | 0.0 | 0.0 |
| Recoveries collected / reversals of provision | 0.0 | |
| Write-off charged against allowance | 0.0 | (1.9) |
| Expected credit losses, other current assets, ending balance | 0.0 | 0.0 |
| Total | ||
| Expected credit losses, total, beginning balance | 0.8 | 3.1 |
| Provision for expected credit losses | 0.2 | 0.3 |
| Recoveries collected / reversals of provision | (0.7) | |
| Write-off charged against allowance | (0.7) | (1.9) |
| Expected credit losses, total, ending balance | $ 0.3 | $ 0.8 |