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Summary of Significant Accounting Policies (Statements of Operations for Discontinued Operations) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Income (loss) from discontinued operations | $ (210)
Wiring [Member] |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |
Loss on disposal | (241)
Income tax expense on gain (loss) on disposal | 31
Loss on disposal, net of tax | (210)
Income (loss) from discontinued operations | $ (210)

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