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v3.19.3.a.u2

Segment Information (Schedule Of Selected Supplemental Balance Sheet Information) (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2019
Segment Reporting Information [Line Items] |  |  |
Revenues | $ 212.6 | $ 192.8 |
Operating income | 20.3 | 15.9 |
Depreciation and amortization | 14.0 | 12.1 |
Restructuring | 2.4 | 3.2 |
Payments to Acquire Productive Assets | 15.2 | 15.9 |
Total assets | 1,309.0 |  | $ 1,337.3
Intangible intangible assets, net | 428.0 |  | $ 433.7
Mueller Co. [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 192.8 | 172.0 |
Operating income | 35.7 | 30.9 |
Depreciation and amortization | 12.0 | 10.1 |
Restructuring | 0.0 | 0.0 |
Payments to Acquire Productive Assets | 14.5 | 14.8 |
Mueller Co. [Member] | Central Region [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 46.5 | 40.3 |
Mueller Co. [Member] | Northeast Region [Member] [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 41.9 | 37.9 |
Mueller Co. [Member] | Southeast Region [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 39.6 | 34.7 |
Mueller Co. [Member] | Western Region [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 46.0 | 44.8 |
Mueller Co. [Member] | CANADA |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 11.6 | 9.9 |
Mueller Co. [Member] | Other International Locations [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 7.2 | 4.4 |
Mueller Co. [Member] | UNITED STATES |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 174.0 | 157.7 |
Mueller Technologies [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 19.8 | 20.8 |
Operating income | (2.0) | (3.7) |
Depreciation and amortization | 2.0 | 2.0 |
Restructuring | 0.0 | 0.0 |
Payments to Acquire Productive Assets | 0.6 | 1.1 |
Mueller Technologies [Member] | Central Region [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 4.7 | 6.5 |
Mueller Technologies [Member] | Northeast Region [Member] [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 6.1 | 3.4 |
Mueller Technologies [Member] | Southeast Region [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 5.8 | 6.8 |
Mueller Technologies [Member] | Western Region [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 2.0 | 2.7 |
Mueller Technologies [Member] | CANADA |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 0.6 | 0.2 |
Mueller Technologies [Member] | Other International Locations [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 0.6 | 1.2 |
Mueller Technologies [Member] | UNITED STATES |  |  |
Segment Reporting Information [Line Items] |  |  |
Revenues | 18.6 | 19.4 |
Corporate [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Operating income | (13.4) | (11.3) |
Depreciation and amortization | 0.0 | 0.0 |
Restructuring | 2.4 | 3.2 |
Payments to Acquire Productive Assets | $ 0.1 | $ 0.0 |

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