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Note 2 - Revenue Recognition (Tables) | 9 Months Ended
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Sep. 30, 2020
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
Net sales of: |  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Products |  | $ | 41,072 |  |  | $ | 47,400 |  |  | $ | 128,853 |  |  | $ | 144,386 |
Tooling and Machinery |  |  | 887 |  |  |  | 952 |  |  |  | 2,210 |  |  |  | 1,920 |
Engineering services |  |  | 1,340 |  |  |  | 1,042 |  |  |  | 3,157 |  |  |  | 1,814 |
Total net sales |  | $ | 43,299 |  |  | $ | 49,394 |  |  | $ | 134,220 |  |  | $ | 148,120 |
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
|  | Contract Liabilities |
|  | Nine Months Ended September 30, |
|  | 2020 |  |  | 2019 |
Deferred revenue - beginning of period |  | $ | 2,574 |  |  | $ | 2,507 |
Increases due to consideration received from customers |  |  | 2,255 |  |  |  | 2,256 |
Revenue recognized |  |  | (2,883 | ) |  |  | (2,231 | )
Deferred revenue - end of period |  | $ | 1,946 |  |  | $ | 2,532 |
|  | Contract Assets |
|  | Nine Months Ended September 30, |
|  | 2020 |  |  | 2019 |
Unbilled Receivables - beginning of period |  | $ | 72 |  |  | $ | 65 |
Increases due to revenue recognized, not invoiced to customers |  |  | 2,223 |  |  |  | 660 |
Decreases due to customer invoicing |  |  | (2,004 | ) |  |  | (712 | )
Unbilled Receivables - end of period |  | $ | 291 |  |  | $ | 13 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045 + Details
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