Note 4 - Other (Income), Net	12 Months Ended
Dec. 31, 2014
Other Income and Expenses [Abstract]
Other Income and Other Expense Disclosure [Text Block]	(4) Other (Income), Net During the year ended December 31, 2014, the Industrial Group received $714,000 from the receipt of federal grant funds for improvements made under a flood relief program. Additionally, the Company recognized foreign currency transaction gains of $655,000 for the year ended December 31, 2014 related to the net U.S. dollar denominated monetary asset position of our Mexican subsidiaries for which the Mexican peso is the functional currency. For the year ended December 31, 2013, the Company recognized net gains of $1,516,000 related to the disposition of idle assets and foreign currency transaction losses of $298,000. These gains and losses are included in other (income), net on the consolidated statements of operations.

The entire disclosure for other income or other expense items (both operating and nonoperating). Sources of nonoperating income or nonoperating expense that may be disclosed, include amounts earned from dividends, interest on securities, profits (losses) on securities, net and miscellaneous other income or income deductions.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.3,6,7,9)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 3, 6, 7, 9

-Article 5

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