XML 154 R38.htm IDEA: XBRL DOCUMENT
v3.24.3

Supplemental Balance Sheet Information (Tables) | 12 Months Ended
--- | ---
Sep. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Supplemental Balance Sheet - Schedules of Assets | Selected supplemental asset information is presented below.
| September 30,
| 2024 |  | 2023
| (in millions)
Inventories, net: |  |  |
Purchased components and raw materials | $ | 163.6 |  |  | $ | 176.9 |
Work in process | 65.8 |  |  | 60.0 |
Finished goods | 72.3 |  |  | 61.0 |
Total inventories, net | $ | 301.7 |  |  | $ | 297.9 |
Other current assets: |  |  |
Prepaid expenses | $ | 17.2 |  |  | $ | 17.8 |
Non-trade receivables | 3.4 |  |  | 1.7 |
Income taxes | 0.8 |  |  | 0.8 |
Maintenance and repair supplies and tooling | 5.4 |  |  | 4.1 |
Workers’ compensation reimbursement receivable | 2.4 |  |  | 2.2 |
Goods to be returned | 4.2 |  |  | 3.9 |
Other current assets | 4.5 |  |  | 1.0 |
Total other current assets | $ | 37.9 |  |  | $ | 31.5 |
Property, plant and equipment, net: |  |  |
Land | $ | 6.5 |  |  | $ | 6.4 |
Buildings | 126.6 |  |  | 117.2 |
Machinery and equipment | 550.4 |  |  | 525.8 |
Construction in progress | 45.2 |  |  | 36.9 |
Total property, plant and equipment | $ | 728.7 |  |  | $ | 686.3 |
Accumulated depreciation | (409.9) |  |  | (374.6) |
Total property, plant and equipment, net | $ | 318.8 |  |  | $ | 311.7 |
Other noncurrent assets: |  |  |
Operating lease right-of-use assets | $ | 26.9 |  |  | $ | 23.6 |
Maintenance and repair supplies and tooling | 20.3 |  |  | 21.1 |
Workers’ compensation reimbursement receivable | 4.1 |  |  | 2.4 |
Note receivable | 1.8 |  |  | 1.8 |
Pension asset | 13.5 |  |  | 6.6 |
Deferred financing fees | 1.3 |  |  | 0.7 |
Other noncurrent assets | 0.4 |  |  | 2.6 |
Total noncurrent assets | $ | 68.3 |  |  | $ | 58.8 |
Supplemental Balance Sheet - Schedule of Liabilities | Selected supplemental liability information is presented below.
| September 30,
| 2024 |  | 2023
| (in millions)
Other current liabilities: |  |  |
Compensation and benefits | $ | 58.3 |  |  | $ | 33.8 |
Customer rebates | 16.9 |  |  | 14.6 |
Interest payable | 5.3 |  |  | 5.3 |
Warranty accrual | 13.3 |  |  | 8.6 |
Deferred revenue | 7.1 |  |  | 9.2 |
Returned goods accrual | 7.3 |  |  | 6.7 |
Operating lease liabilities | 5.5 |  |  | 4.9 |
Taxes other than income taxes | 3.5 |  |  | 2.0 |
Restructuring liabilities | 3.4 |  |  | 6.6 |
Income taxes payable | 5.6 |  |  | 8.5 |
Workers’ compensation accrual | 4.6 |  |  | 4.0 |
Other current liabilities | 16.5 |  |  | 11.0 |
Total current liabilities | $ | 147.3 |  |  | $ | 115.2 |
Other noncurrent liabilities: |  |  |
Operating lease liabilities | $ | 22.5 |  |  | $ | 19.8 |
Warranty accrual | 10.3 |  |  | 7.1 |
Deferred revenue | 5.7 |  |  | — |
Transition tax liability | 1.7 |  |  | 3.1 |
Uncertain tax position liability | 3.0 |  |  | 5.0 |
Workers' compensation accrual | 5.8 |  |  | 5.9 |
NMTC liability | 3.9 |  |  | 3.9 |
Asset retirement obligation | 4.2 |  |  | 4.2 |
Deferred development grant | 2.5 |  |  | 2.5 |
Other noncurrent liabilities | 4.1 |  |  | 2.7 |
Total noncurrent liabilities | $ | 63.7 |  |  | $ | 54.2 |

X
- Definition Supplemental Balance Sheet - Schedule of Liabilities + References No definition available. + Details
Name: | mwa_SupplementalBalanceSheetScheduleOfLiabilitiesTableTextBlock
Namespace Prefix: | mwa_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Supplemental Balance Sheet - Schedules of Assets + References No definition available. + Details
Name: | mwa_SupplementalBalanceSheetSchedulesOfAssetsTableTextBlock
Namespace Prefix: | mwa_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration