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v3.22.2.2

Segment Information (Schedule Of Selected Supplemental Balance Sheet Information) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2020
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | $ 1,247.4 | $ 1,111.0 | $ 964.1
Operating income | 111.6 | 131.7 | 116.8
Depreciation and amortization | 60.5 | 59.6 | 57.8
2016 | 7.2 | 8.0 | 13.0
Capital expenditures | (54.7) | (62.7) | (67.7)
Property, plant and equipment, net | 301.6 | 283.4 |
Total assets | $ 1,498.1 | 1,518.0 |
Document Period End Date | Sep. 30, 2022 |  |
Intangible Assets, Net (Including Goodwill) | $ 459.8 | 507.6 |
Mueller Co. [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | 714.1 | 617.8 | 532.2
Operating income | 118.3 | 120.9 | 104.9
Depreciation and amortization | 30.0 | 30.5 | 28.9
2016 | 0.2 | 0.1 | 0.0
Capital expenditures | (43.4) | (51.0) | (57.3)
Intangible Assets, Net (Including Goodwill) | 302.6 | 324.1 |
Mueller Technologies [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | 533.3 | 493.2 | 431.9
Operating income | 48.7 | 70.3 | 68.7
Depreciation and amortization | 30.3 | 28.9 | 28.7
2016 | 0.4 | (0.4) | 0.7
Capital expenditures | (11.3) | (11.6) | (10.1)
Intangible Assets, Net (Including Goodwill) | 157.2 | 183.5 |
Corporate [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Intercompany sales | 0.0 | 0.0 | 0.0
Operating income | (55.4) | (59.5) | (56.8)
Depreciation and amortization | 0.2 | 0.2 | 0.2
2016 | 6.6 | 8.3 | 12.3
Capital expenditures | 0.0 | (0.1) | $ (0.3)
Intangible Assets, Net (Including Goodwill) | $ 0.0 | $ 0.0 |

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