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Acquisitions - Narrative (Details) - USD ($) $ in Millions |  |  |  | 3 Months Ended
--- | --- | --- | --- | ---
Jan. 29, 2021 | Aug. 03, 2020 | Jan. 17, 2020 | Jun. 26, 2021 | Mar. 27, 2021
Hart & Cooley Flexible Duct Business [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Consideration transferred net of working capital adjustments | $ 15.4 |  |  |  |
Cash portion of acquisition price | 14.0 |  |  |  |
Payment for contingent consideration | 1.4 |  |  |  |
Fair value of assets acquired | 15.3 |  |  |  |
Fair value of property, plant and equipment acquired | 10.8 |  |  |  |
Fair value of inventories acquired | 4.5 |  |  |  |
Tax-deductible goodwill | $ 0.1 |  |  |  |
Increase (decrease) in property plant and equipment |  |  |  | $ 2.4 |
Increase (decrease) in goodwill |  |  |  | 1.0 |
Recognition of contingent consideration |  |  |  | 1.4 |
Wieland-Kessler LLC [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Consideration transferred net of working capital adjustments |  | $ 57.2 |  |  |
Fair value of assets acquired |  | 27.3 |  |  |
Tax-deductible goodwill |  | $ 29.9 |  |  |
Increase (decrease) in property plant and equipment |  |  |  | (1.4) |
Increase (decrease) in goodwill |  |  |  | $ 1.4 | $ (1.5)
Increase in intangible assets |  |  |  |  | $ 1.5
Shoals Tubular, Inc. [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Consideration transferred net of working capital adjustments |  |  | $ 15.3 |  |
Cash portion of acquisition price |  |  | 15.3 |  |
Fair value of assets acquired |  |  | 6.2 |  |
Fair value of property, plant and equipment acquired |  |  | 3.7 |  |
Fair value of inventories acquired |  |  | 1.8 |  |
Tax-deductible goodwill |  |  | 9.3 |  |
Fair value of accounts receivable acquired |  |  | 0.7 |  |
Fair value of liabilities acquired |  |  | $ 0.2 |  |

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