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v3.20.1

Supplemental Balance Sheet Information (Tabular) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2020
Balance Sheet Related Disclosures [Abstract] |  |
Schedule Of Selected Supplemental Balance Sheet Information [Table Text Block] | Selected supplemental asset information is presented below.
| March 31, |  | September 30,
| 2020 |  | 2019
| (in millions) |  |
Inventories: |  |  |
Purchased components and raw material | $ | 103.9 |  |  | $ | 95.2 |
Work in process | 38.5 |  |  | 43.7 |
Finished goods | 61.7 |  |  | 52.5 |
| $ | 204.1 |  |  | $ | 191.4 |
Other current assets: |  |  |
Prepaid expenses | $ | 10.8 |  |  | $ | 9.6 |
Non-trade receivables | 7.0 |  |  |  | 6.3 |
Maintenance and repair supplies and tooling | 4.0 |  |  | 4.2 |
Income taxes | 0.5 |  |  | 4.7 |
Other | 0.6 |  |  | 1.2 |
| $ | 22.9 |  |  | $ | 26.0 |
Property, plant and equipment: |  |  |
Land | $ | 5.2 |  |  | $ | 5.2 |
Buildings | 64.6 |  |  | 68.9 |
Machinery and equipment | 381.9 |  |  | 362.9 |
Construction in progress | 69.3 |  |  | 48.0 |
| 521.0 |  |  | 485.0 |
Accumulated depreciation | (282.0) |  |  | (267.9) |
| $ | 239.0 |  |  | $ | 217.1 |
Other noncurrent assets: |  |  |
Operating lease right of use asset | $ | 26.7 |  |  |  | $ | — |
Maintenance and repair supplies and tooling | 17.2 |  |  |  | 16.4 |
Workers compensation reimbursement receivable | 3.0 |  |  |  | 3.1 |
Note receivable | 1.8 |  |  |  | 1.8 |
Other | 3.2 |  |  |  | 2.6 |
| $ | 51.9 |  |  | $ | 23.9 |
Schedule of Accrued Liabilities |  | Selected supplemental liability information is presented below.
| March 31, |  | September 30,
| 2020 |  | 2019
| (in millions) |  |
Other current liabilities: |  |  |
Compensation and benefits | $ | 23.5 |  |  | $ | 28.5 |
Customer rebates | 5.6 |  |  | 8.7 |
Taxes other than income taxes | 2.7 |  |  | 3.3 |
Warranty | 6.6 |  |  | 6.5 |
Income taxes | 2.2 |  |  | 0.6 |
Environmental | 1.2 |  |  | 1.2 |
Interest | 7.3 |  |  | 7.3 |
Restructuring | 0.6 |  |  | 1.7 |
Walter Energy Accrual | — |  |  | 22.0 |
Operating lease liabilities | 4.4 |  |  | — |
Deferred revenues | 4.1 |  |  | 4.7 |
Refund liability | 4.0 |  |  | 3.3 |
Other | 5.2 |  |  | 5.2 |
| $ | 67.4 |  |  | $ | 93.0 |
Other noncurrent liabilities: |  |  |
Operating lease liabilities | $ | 24.0 |  |  | $ | — |
Warranty | 9.4 |  |  |  | 10.7 |
Transition tax | 4.1 |  |  |  | 5.8 |
Unrecognized income tax benefits | 3.8 |  |  |  | 3.3 |
Asset retirement obligation | 3.6 |  |  |  | 3.6 |
Pension | 2.9 |  |  |  | 5.0 |
Workers compensation | 1.4 |  |  |  | 1.9 |
Other | 2.5 |  |  |  | 2.9 |
| $ | 51.7 |  |  | $ | 33.2 |
Schedule of Goodwill |  | The following table summarizes information concerning our goodwill balance for the six months ended March 31, 2020, in millions.
Balance at beginning of year | $ | 95.7 |
Purchase accounting adjustments | 0.3 |
Change in foreign currency exchange rates | 1.7 |
Balance as of March 31, 2020 | $ | 97.7 |

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