XML 36 R26.htm IDEA: XBRL DOCUMENT
v3.23.2

Supplemental Balance Sheet Information (Tables) | 3 Months Ended
--- | ---
Jun. 30, 2023
Balance Sheet Related Disclosures [Abstract] |
Schedule Of Selected Supplemental Balance Sheet Information [Table Text Block] | Selected supplemental asset information is presented below:
| June 30, |  | September 30,
| 2023 |  | 2022
| (in millions)
Inventories: |  |  |
Purchased components and raw materials | $ | 180.2 |  |  | $ | 181.8 |
Work in process, net | 64.9 |  |  | 56.8 |
Finished goods, net | 67.6 |  |  | 40.1 |
Inventories, net | $ | 312.7 |  |  | $ | 278.7 |
Other current assets: |  |  |
Prepaid expenses | $ | 15.6 |  |  | $ | 14.6 |
Non-trade receivables | 1.7 |  |  | 1.6 |
Maintenance and repair supplies and tooling | 3.9 |  |  | 2.8 |
Income taxes | 0.8 |  |  | 0.8 |
Workers' compensation reimbursement receivable | 1.5 |  |  | 2.6 |
Other current assets | 3.7 |  |  | 4.4 |
Total other current assets | $ | 27.2 |  |  | $ | 26.8 |
Property, plant and equipment: |  |  |
Land | $ | 6.6 |  |  | $ | 5.7 |
Buildings | 104.0 |  |  | 87.6 |
Machinery and equipment | 505.7 |  |  | 456.0 |
Construction in progress | 59.4 |  |  | 104.7 |
Total property, plant and equipment | 675.7 |  |  | 654.0 |
Accumulated depreciation | (368.8) |  |  | (352.4) |
Property, plant and equipment, net | $ | 306.9 |  |  | $ | 301.6 |
Other noncurrent assets: |  |  |
Operating lease right-of-use assets | $ | 25.2 |  |  | $ | 26.0 |
Maintenance and repair supplies and tooling | 21.6 |  |  | 20.4 |
Workers' compensation reimbursement receivable | 3.1 |  |  | 3.6 |
Pension asset | 0.1 |  |  | 0.6 |
Note receivable | 1.8 |  |  | 1.7 |
Deferred financing fees | 0.8 |  |  | 1.0 |
Other noncurrent assets | 3.5 |  |  | 3.4 |
Total other noncurrent assets | $ | 56.1 |  |  | $ | 56.7 |
Schedule of Accrued Liabilities | Selected supplemental liability information is presented below:
| June 30, |  | September 30,
| 2023 |  | 2022
| (in millions)
Other current liabilities: |  |  |
Compensation and benefits | $ | 33.6 |  |  | $ | 40.2 |
Customer rebates | 12.7 |  |  | 16.2 |
Income taxes payable | 6.4 |  |  | 7.5 |
Warranty accrual | 7.9 |  |  | 6.5 |
Deferred revenue | 8.7 |  |  | 8.1 |
Returned goods accrual | 5.7 |  |  | 4.2 |
Taxes other than income taxes | 2.7 |  |  | 4.4 |
Operating lease liabilities | 5.1 |  |  | 4.4 |
Workers' compensation accrual | 3.1 |  |  | 4.6 |
CARES Act payroll tax liabilities | — |  |  | 4.4 |
Restructuring liabilities | 2.2 |  |  | 3.3 |
Environmental liabilities | 0.7 |  |  | 0.7 |
Interest payable | 0.8 |  |  | 5.3 |
Other current liabilities | 8.5 |  |  | 7.6 |
Total other current liabilities | $ | 98.1 |  |  | $ | 117.4 |
Other noncurrent liabilities: |  |  |
Operating lease liabilities | $ | 21.2 |  |  | $ | 22.4 |
Warranty accrual | 3.1 |  |  | 4.2 |
Transition tax liability | 3.1 |  |  | 4.1 |
Uncertain tax position liability | 5.3 |  |  | 4.7 |
NMTC liability | 3.9 |  |  | 3.9 |
Workers' compensation accrual | 6.1 |  |  | 6.5 |
Environmental liabilities | 3.6 |  |  | 3.6 |
Deferred development grant | 2.5 |  |  | 2.5 |
Other noncurrent liabilities | 3.7 |  |  | 3.5 |
Total other noncurrent liabilities | $ | 52.5 |  |  | $ | 55.4 |
Schedule of Goodwill | The following table summarizes information concerning our goodwill, all of which is within our Water Management Solutions segment, during the nine months ended June 30, 2023, in millions:
Balance at September 30, 2022: |
Goodwill | $ | 822.7 |
Accumulated impairment | (724.1) |
Goodwill, net | 98.6 |
Activity during the nine months ended June 30, 2023: |
Change in foreign currency exchange rates | (1.6) |
Balance at June 30, 2023 | $ | 97.0 |

X
- Definition Schedule Of Selected Supplemental Balance Sheet Information [Table Text Block] + References No definition available. + Details
Name: | mwa_ScheduleOfSelectedSupplementalBalanceSheetInformationTableTextBlock
Namespace Prefix: | mwa_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482548/350-20-55-24 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (h) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1A Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-2 + Details
Name: | us-gaap_ScheduleOfGoodwillTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration