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Accounts Receivable (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Schedule Of Accounts Receivable, Net [Table Text Block] |
|  | 2014 |  | 2013
Trade | $ | 90,494 | $ | 98,474
Allowance for doubtful accounts |  | (1,036) |  | (1,099)
|  | 89,458 |  | 97,375
Other |  | 720 |  | 1,062
| $ | 90,178 | $ | 98,437
Operating Segments [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Schedule Of Accounts Receivable, Net [Table Text Block] |
|  | 2014 |  | 2013
Rail Products | $ | 45,931 | $ | 57,342
Construction Products |  | 33,760 |  | 35,711
Tubular Products |  | 9,767 |  | 4,322
| $ | 89,458 | $ | 97,375

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3, 4 -Article 5 + Details
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