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v3.23.2

Segment Information (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Segment Reporting Information [Line Items] |  |  |  |
Restructuring and other charges | $ 3.9 | $ 0.6 | $ 0.9 | $ 3.6
Operating income | 35.6 | 36.9 | 102.5 | 100.0
Depreciation, Depletion and Amortization | 15.8 | 14.9 | 46.1 | 44.9
Payments to Acquire Productive Assets | 11.9 | 10.7 | 32.4 | 36.7
Net sales | 326.6 | 333.2 | 974.3 | 916.0
Mueller Co. [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Restructuring and other charges | 0.1 | 0.0 | 0.1 | 0.0
Operating income | 12.6 | 38.1 | 52.0 | 104.8
Depreciation, Depletion and Amortization | 8.2 | 7.6 | 23.7 | 22.5
Payments to Acquire Productive Assets | 7.5 | 8.1 | 23.1 | 29.6
Net sales | 150.1 | 195.9 | 472.9 | 534.7
Mueller Co. [Member] | Central Region [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 43.0 | 53.8 | 131.0 | 145.0
Mueller Co. [Member] | Northeast Region [Member] [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 31.7 | 29.4 | 93.4 | 90.5
Mueller Co. [Member] | Southeast Region [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 24.8 | 44.3 | 86.8 | 122.3
Mueller Co. [Member] | Western Region [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 37.8 | 47.4 | 123.4 | 131.3
Mueller Co. [Member] | UNITED STATES |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 137.3 | 174.9 | 434.6 | 489.1
Mueller Co. [Member] | CANADA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 9.8 | 18.8 | 29.2 | 40.7
Mueller Co. [Member] | Other International Locations [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 3.0 | 2.2 | 9.1 | 4.9
Corporate |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Restructuring and other charges | 2.8 | 0.6 | (0.4) | 3.4
Operating income | (16.0) | (13.2) | (39.8) | (39.9)
Depreciation, Depletion and Amortization | 0.0 | 0.1 | 0.1 | 0.2
Payments to Acquire Productive Assets | 0.0 | 0.0 | 0.0 | 0.0
Mueller Technologies [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Restructuring and other charges | 1.0 | 0.0 | 1.2 | (0.2)
Operating income | 39.0 | 12.0 | 90.3 | 35.1
Depreciation, Depletion and Amortization | 7.6 | 7.2 | 22.3 | 22.2
Payments to Acquire Productive Assets | 4.4 | 2.6 | 9.3 | 7.1
Net sales | 176.5 | 137.3 | 501.4 | 381.3
Mueller Technologies [Member] | Central Region [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 47.4 | 37.7 | 133.2 | 101.1
Mueller Technologies [Member] | Northeast Region [Member] [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 44.3 | 25.4 | 116.1 | 78.1
Mueller Technologies [Member] | Southeast Region [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 37.1 | 27.8 | 109.8 | 79.6
Mueller Technologies [Member] | Western Region [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 31.2 | 30.8 | 93.0 | 77.8
Mueller Technologies [Member] | UNITED STATES |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 160.0 | 121.7 | 452.1 | 336.6
Mueller Technologies [Member] | CANADA |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 10.0 | 9.7 | 29.9 | 26.0
Mueller Technologies [Member] | Other International Locations [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 6.5 | $ 5.9 | $ 19.4 | $ 18.7

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