Segment Information (Reconciliation of Assets from Segment to Consolidated) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Consolidated income taxes receivable	$ 331	$ 815
Consolidated deferred income taxes, long-term	12,097	9,446
Consolidated income taxes receivable, long-term	1,767
Total assets	329,873	295,904
Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	315,678	285,643
Operating Segments [Member] \| Manufacturing [Member]
Segment Reporting Information [Line Items]
Total assets	213,495	136,448
Operating Segments [Member] \| Corporate and Other [Member]
Segment Reporting Information [Line Items]
Total assets	$ 102,183	$ 149,195

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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No definition available.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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