XML 11 R1.htm IDEA: XBRL DOCUMENT
v3.23.2

Document and Entity Information - shares | 9 Months Ended |
--- | --- | ---
Jun. 30, 2023 | Jul. 31, 2023
Document And Entity Information [Abstract] |  |
Document Fiscal Period Focus | Q3 |
Document Period End Date | Jun. 30, 2023 |
Document Fiscal Year Focus | 2023 |
Entity Registrant Name | MUELLER WATER PRODUCTS, INC. |
Entity Central Index Key | 0001350593 |
Current Fiscal Year End Date | --09-30 |
Entity Filer Category | Large Accelerated Filer |
Document Type | 10-Q |
Entity Current Reporting Status | Yes |
Entity Emerging Growth Company | false |
Amendment Flag | false |
Entity Common Stock, Shares Outstanding |  | 156,485,455
Entity Small Business | false |
Title of 12(b) Security | Common stock, par value $0.01 |
Trading Symbol | MWA |
Security Exchange Name | NYSE |

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