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Exit Activity Costs And Asset Impairments (Schedule Of Asset Impairment Charges Related To Restructuring Activities) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Restructuring and Related Cost [Abstract] |  |  |
Total asset impairment charges related to restructuring activities | $ 1,616 | $ 2,072 | $ 1,642
Residential Products [Member] |  |  |
Restructuring and Related Cost [Abstract] |  |  |
Total asset impairment charges related to restructuring activities | 1,616 | 1,932 | 448
Industrial and Infrastructure Products [Member] |  |  |
Restructuring and Related Cost [Abstract] |  |  |
Total asset impairment charges related to restructuring activities |  |  | 1,194
Corporate [Member] |  |  |
Restructuring and Related Cost [Abstract] |  |  |
Total asset impairment charges related to restructuring activities |  | $ 140 |

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- Definition The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 45, 46, 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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