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Intangible Assets Other Than Goodwill (Tables) | 12 Months Ended
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Dec. 31, 2021
Goodwill (Details) |
Schedule of Intangible Assets and Goodwill [Table Text Block] | Intangible assets other than goodwill consist primarily of licenses, product lines, customer relationships and trademarks. Amortized intangible assets are included in intangibles in the accompanying consolidated balance sheets. Trademarks are disclosed separately in the accompanying consolidated balance sheets. Intangible assets are as follows (in thousands, except for weighted useful lives):
|  |  |  |  | December 31, 2021 |  |  | December 31, 2020 |
|  | Weighted |  |  | Gross |  |  |  |  |  |  |  |  |  |  | Gross |  |  |  |  |  |  |  |  |
|  | Useful |  |  | Carrying |  |  | Accumulated |  |  | Net |  |  | Carrying |  |  | Accumulated |  |  | Net |
|  | Lives |  |  | Amount |  |  | Amortization |  |  | Amount |  |  | Amount |  |  | Amortization |  |  | Amount |
|  | (Years) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amortized Intangible Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Licenses |  | 5.81 |  |  | $ | 20,130 |  |  | $ | (20,130 | ) |  | $ | — |  |  | $ | 20,130 |  |  | $ | (20,130 | ) |  | $ | — |
Product lines |  | 10.36 |  |  |  | 33,858 |  |  |  | (32,843 | ) |  |  | 1,015 |  |  |  | 33,858 |  |  |  | (31,827 | ) |  |  | 2,031 |
Customer relationships |  | 4.90 |  |  |  | 3,152 |  |  |  | (3,152 | ) |  |  | — |  |  |  | 3,152 |  |  |  | (3,152 | ) |  |  | — |
Trade names |  | 5.00 |  |  |  | 3,000 |  |  |  | (3,000 | ) |  |  | — |  |  |  | 3,000 |  |  |  | (3,000 | ) |  |  | — |
Non-compete agreements |  | 5.00 |  |  |  | 200 |  |  |  | (200 | ) |  |  | — |  |  |  | 200 |  |  |  | (200 | ) |  |  | — |
Total amortized intangible assets |  |  |  |  | $ | 60,340 |  |  | $ | (59,325 | ) |  | $ | 1,015 |  |  | $ | 60,340 |  |  | $ | (58,309 | ) |  | $ | 2,031 |
Unamortized Intangible Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trademarks |  |  |  |  | $ | 300 |  |  | $ | — |  |  | $ | 300 |  |  | $ | 300 |  |  | $ | — |  |  | $ | 300 |

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 + Details
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