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Note H - Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2016
Notes Tables |
Schedule of Intangible Assets and Goodwill [Table Text Block] |
|  | 2016 |  |  | 2015 |
|  | Historical Cost |  |  | Accumulated Amortization |  |  | Historical Cost |  |  | Accumulated Amortization |
Finite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Customer relationships |  | $ | 11,885 |  |  | $ | 4,650 |  |  | $ | 12,706 |  |  | $ | 4,430 |
Technology and drawings |  |  | 6,741 |  |  |  | 2,804 |  |  |  | 6,745 |  |  |  | 2,412 |
Other intangibles |  |  | 1,723 |  |  |  | 942 |  |  |  | 2,406 |  |  |  | 1,577 |
Total finite-lived intangible assets |  |  | 20,349 |  |  |  | 8,396 |  |  |  | 21,857 |  |  |  | 8,419 |
Goodwill |  |  | 28,030 |  |  |  | - |  |  |  | 24,559 |  |  |  | - |
Trade names and trademarks |  |  | 2,888 |  |  |  | - |  |  |  | 3,066 |  |  |  | - |
Total |  | $ | 51,267 |  |  | $ | 8,396 |  |  | $ | 49,482 |  |  | $ | 8,419 |
Schedule of Goodwill [Table Text Block] |
|  | Goodwill |
Balance at January 1, 2015 |  | $ | 22,615 |
Acquisitions |  |  | 2,428 |
Foreign currency |  |  | (484 | )
Balance at December 31, 2015 |  |  | 24,559 |
Acquisitions |  |  | 5,187 |
Impairment |  |  | (1,800 | )
Foreign currency |  |  | 84 |
Balance at December 31, 2016 |  | $ | 28,030 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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