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Business Realignment (Schedule of Business Realignment Charges Classified by Statement of Operations) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total business realignment costs (benefit) | $ (13) | $ 53 | $ 729 | $ 547
Cost of Goods Sold [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total business realignment costs (benefit) | 16 | 17 | 42 | 411
Selling, General and Administrative Expenses [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total business realignment costs (benefit) | $ (29) | 35 | 559 | 135
Design and Development Expense [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total business realignment costs (benefit) |  | $ 1 | $ 128 | $ 1

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- Definition Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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