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Note 19 - Product and Geographic Segment Data - Financial Information By Product Net Sales (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Net Sales | $ 55,591,102 | $ 56,236,560
Net Sales Percentage | 100.00% | 100.00%
Foil Balloons [Member] |  |
Net Sales | $ 24,962,000 | $ 29,103,000
Net Sales Percentage | 45.00% | 52.00%
Latex Balloons [Member] |  |
Net Sales | $ 8,793,000 | $ 9,400,000
Net Sales Percentage | 16.00% | 17.00%
Vacuum Sealing Products [Member] |  |
Net Sales | $ 8,820,000 | $ 7,866,000
Net Sales Percentage | 16.00% | 14.00%
Film Products [Member] |  |
Net Sales | $ 2,006,000 | $ 2,602,000
Net Sales Percentage | 4.00% | 4.00%
Other Products [Member] |  |
Net Sales | $ 11,010,000 | $ 7,266,000
Net Sales Percentage | 19.00% | 13.00%

X
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- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 + Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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