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Quarterly Financial Information (Tables) | 12 Months Ended
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Dec. 31, 2016
Quarterly Financial Information (Unaudited) [Abstract] |
Quarterly Financial Information [Table Text Block] | Quarterly financial information for the years ended December 31, 2016 and 2015 is presented below: ﻿
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﻿ |  |  |  |  |  |  |  |
﻿ |  | 2016
﻿ |  | First |  | Second |  | Third |  | Fourth
﻿ |  | Quarter |  | Quarter (1) |  | Quarter (2) |  | Quarter (3)
﻿ |  |
﻿ |  |  |  |  |  |  |  |
﻿Net sales | $ | 126,310 | $ | 135,994 | $ | 114,644 | $ | 106,566
﻿Gross profit | $ | 23,960 | $ | 27,813 | $ | 19,803 | $ | 18,779
﻿Net loss | $ | (2,832) | $ | (91,996) | $ | (5,982) | $ | (40,851)
﻿Basic loss per common share | $ | (0.28) | $ | (8.96) | $ | (0.58) | $ | (3.97)
﻿Diluted loss per common share | $ | (0.28) | $ | (8.96) | $ | (0.58) | $ | (3.97)
﻿Dividends paid per common share | $ | 0.04 | $ | 0.04 | $ | 0.04 | $ | -
﻿ Differences between the sum of quarterly results and the Consolidated Statements of Operations are due to rounding. ﻿ (1) - Second quarter 2016 includes $128,938 impairment of assets related to the Chemtec, Protective Coatings, IOS and Rail Technologies product groups. (2) – Third quarter 2016 includes $6,946 related to the finalization of the impairment analysis of the Chemtec and Rail Technologies product groups. (3) – Fourth quarter 2016 includes deferred U.S. income taxes and foreign withholding taxes of $7,932 on unremitted foreign earnings and a valuation allowance of $29,719 against deferred tax assets. ﻿ ﻿
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﻿ |  | 2015
﻿ |  | First |  | Second |  | Third |  | Fourth
﻿ |  | Quarter |  | Quarter |  | Quarter (1) |  | Quarter (2)
﻿ |  |
﻿ |  |  |  |  |  |  |  |
﻿Net sales | $ | 137,907 | $ | 171,419 | $ | 176,059 | $ | 139,138
﻿Gross profit | $ | 30,653 | $ | 37,089 | $ | 36,038 | $ | 29,872
﻿Net income (loss) | $ | 4,285 | $ | 5,362 | $ | (57,422) | $ | 3,328
﻿Basic earnings (loss) per common share | $ | 0.42 | $ | 0.52 | $ | (5.60) | $ | 0.33
﻿Diluted earnings (loss) per common share | $ | 0.41 | $ | 0.52 | $ | (5.60) | $ | 0.32
﻿Dividends paid per common share | $ | 0.04 | $ | 0.04 | $ | 0.04 | $ | 0.04
﻿

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=68076893&loc=d3e1280-108306 + Details
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