Other Assets and Liabilities Other Non-Current Assets:
| | | | | | | | | | | | | | | | | September 30, 2022 | | December 31, 2021 | | | | | Right of use assets | $ | 51.8 | | | $ | 71.9 | | | | | | Prepaid pension assets | 36.2 | | | 36.6 | | | | | | Investments | 26.2 | | | 27.2 | | | | | | Other various | 30.2 | | | 36.9 | | | | | | Total | $ | 144.4 | | | $ | 172.6 | | | | | |
Other Accrued and Current Liabilities: | | | | | | | | | | | | | September 30, 2022 | | December 31, 2021 | Accrued operating costs | $ | 112.7 | | | $ | 113.5 | | Accrued interest expense | 9.2 | | | 12.6 | | Short-term lease liability | 18.5 | | | 26.0 | | Accrued income tax | 11.8 | | | 16.4 | | Other various | 45.0 | | | 29.8 | | Total | $ | 197.2 | | | $ | 198.3 | |
Other Non-Current Liabilities: | | | | | | | | | | | | | September 30, 2022 | | December 31, 2021 | Deferred revenue - long term | $ | 16.3 | | | $ | 13.7 | | U.S. tax liability associated with the 2017 Act | 39.3 | | | 44.6 | | Long-term lease liability | 42.6 | | | 59.4 | | Liabilities for unrecognized tax benefits | 17.8 | | | 19.2 | | Other various | 8.6 | | | 7.8 | | Total | $ | 124.6 | | | $ | 144.7 | |
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