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Note 8 - Leases - Lease Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Gross | $ 25,919 |
Accumulated Amortization | (4,068) |
Net of Accumulated Amortization | 21,851 | $ 0
Current Operating Lease Liabilities | 4,136 | 0
Long-Term Operating Lease Liabilities | 18,193 | 0
Total Lease Liabilities | 22,329 | $ 20,369
Electric [Member] |  |
Gross | 4,137 |
Accumulated Amortization | (1,166) |
Net of Accumulated Amortization | 2,971 |
Current Operating Lease Liabilities | 1,116 |
Long-Term Operating Lease Liabilities | 2,176 |
Total Lease Liabilities | 3,292 |
Manufacturing [Member] |  |
Gross | 20,347 |
Accumulated Amortization | (2,375) |
Net of Accumulated Amortization | 17,972 |
Current Operating Lease Liabilities | 2,609 |
Long-Term Operating Lease Liabilities | 15,470 |
Total Lease Liabilities | 18,079 |
Plastics [Member] |  |
Gross | 666 |
Accumulated Amortization | (395) |
Net of Accumulated Amortization | 271 |
Current Operating Lease Liabilities | 256 |
Long-Term Operating Lease Liabilities | 15 |
Total Lease Liabilities | 271 |
Corporate Segment [Member] |  |
Gross | 769 |
Accumulated Amortization | (132) |
Net of Accumulated Amortization | 637 |
Current Operating Lease Liabilities | 155 |
Long-Term Operating Lease Liabilities | 532 |
Total Lease Liabilities | $ 687 |

X
- Definition Amount of accumulated amortization attributable to right-of-use asset from operating lease. + References No definition available. + Details
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X
- Definition Amount of lessee's right to use underlying asset under operating lease, before accumulated amortization. + References No definition available. + Details
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X
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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X
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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X
- Definition Amount of lessee's right to use underlying asset under operating lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918627-209977 + Details
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