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v3.23.3

Segment Information (Schedule Of Selected Supplemental Balance Sheet Information) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2021
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | $ 1,275.7 | $ 1,247.4 | $ 1,111.0
Operating income | 127.4 | 111.6 | 131.7
Depreciation and amortization | 62.5 | 60.5 | 59.6
Capital expenditures | (47.6) | (54.7) | (62.7)
Property, plant and equipment, net | 311.7 | 301.6 |
Total assets | $ 1,505.0 | 1,498.1 |
Document Period End Date | Sep. 30, 2023 |  |
Intangible Assets, Net (Including Goodwill) | $ 427.7 | 459.8 |
Restructuring Charges | 10.2 | 7.2 | 8.0
Inventories | 297.9 | 278.7 |
Mueller Co. [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | 634.4 | 714.1 | 617.8
Operating income | 79.6 | 118.3 | 120.9
Depreciation and amortization | 32.8 | 30.0 | 30.5
Capital expenditures | (33.4) | (43.4) | (51.0)
Intangible Assets, Net (Including Goodwill) | 283.8 | 302.6 |
Restructuring Charges | 0.0 | 0.2 | 0.1
Inventories | 173.8 | 160.5 |
Mueller Technologies [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | 641.3 | 533.3 | 493.2
Operating income | 106.0 | 48.7 | 70.3
Depreciation and amortization | 29.5 | 30.3 | 28.9
Capital expenditures | (14.2) | (11.3) | (11.6)
Intangible Assets, Net (Including Goodwill) | 143.9 | 157.2 |
Restructuring Charges | 1.7 | 0.4 | (0.4)
Inventories | 124.1 | 118.2 |
Corporate [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | 0.0 | 0.0 | 0.0
Operating income | (58.2) | (55.4) | (59.5)
Depreciation and amortization | 0.2 | 0.2 | 0.2
Capital expenditures | 0.0 | 0.0 | (0.1)
Intangible Assets, Net (Including Goodwill) | 0.0 | 0.0 |
Restructuring Charges | 8.5 | 6.6 | $ 8.3
Inventories | $ 0.0 | $ 0.0 |

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Data Type: | na
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