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Warranty Liability - Narrative (Details) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2016 | Dec. 31, 2015
Product Warranty Liability [Line Items] |  |
Increase in expected future warranty claims | $ 48 | $ 56
Windows and Other Specialty Products |  |
Product Warranty Liability [Line Items] |  |
Increase in expected future warranty claims | $ 31 |

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- Definition Amount of increase in the standard product warranty accrual from warranties issued. Excludes extended product warranties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(3)) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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