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v3.20.4

Acquisitions (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Mar. 31, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Business Acquisition [Line Items] |  |  |  |  |
Proceeds From Sale of Buildings, Cash Received | $ 15.0 |  |  |  |
Gain on Acquisition |  |  | $ 0.0 | $ 14.0 | $ 0.0
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value |  |  | 0.0 | 15.0 |
Goodwill, Acquired During Period |  |  | 0.0 | 14.0 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Equipment |  |  | 3.0 |  |
Proceeds from Sale of Buildings | 17.0 |  |  |  |
Proceeds from Sale and Collection of Notes Receivable | 2.0 |  |  |  |
Gain (Loss) on Sale of Properties |  |  | 2.0 |  |
Property, plant and equipment, net |  |  | 918.0 | 965.0 |
Inventories |  |  | 259.0 | 265.0 |
Net sales |  |  | 2,788.0 | 2,310.0 | 2,828.0
East River Facility and CanExe [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net | 14.0 |  |  |  |
Property, plant and equipment, net | 5.0 |  |  |  |
Inventories | 10.0 |  |  |  |
CanExel siding [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Net sales |  |  | 14.0 | 46.0 | 37.0
Operating Segments | Other |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Net sales |  |  | 52.0 | 66.0 | 48.0
Operating Segments | CanExel siding [Member] | Other |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Net sales |  |  | 14.0 | 46.0 | $ 37.0
Entekra [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Gain on Acquisition |  | $ 14.0 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  | 56.0 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets |  | 41.0 |  |  |
Cash Acquired from Acquisition |  | 40.0 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment |  | 6.0 |  |  |
Acquired Intangible Assets, including Goodwill |  | 25.0 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities |  | (1.0) |  |  |
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value |  | $ 15.0 |  |  |
Siding |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Goodwill, Acquired During Period | $ 4.0 |  | $ 0.0 | $ 4.0 |

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- Definition Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472 + Details
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- Definition Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472 + Details
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- Definition Amount of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472 + Details
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- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=116868840&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472 + Details
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- Definition Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(1) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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- Definition In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g)(2) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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- Definition The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Definition The difference between the carrying value and the sale price of real estate or properties that were intended to be sold or held for capital appreciation or rental income. This element refers to the gain (loss) included in earnings and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2443-110228 + Details
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