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Property, Plant and Equipment (Narrative) (Details) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2020 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Property, Plant and Equipment [Line Items] |  |  |  |
Depreciation and amortization expense |  | $ 1,500,000 | $ 1,300,000 | $ 830,000
Proceeds from legal settlement, net | $ 1,000,000.0 | 1,014,008 |  |
Gross property, plant, and equipment |  | 32,036,495 | 28,627,477 |
Construction In Process [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant, and equipment |  | 3,212,287 | $ 2,105,873 |
Rollo Bay Farm Site [Member] | Capital Addition Purchase Commitments [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Commitments to purchase property, plant, and equipment |  | 258,000 |  |
Rollo Bay Farm Site [Member] | Construction In Process [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant, and equipment |  | 1,900,000 |  |
Indiana Aquaculture Farm [Member] | Capital Addition Purchase Commitments [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Commitments to purchase property, plant, and equipment |  | 1,100,000 |  |
Indiana Aquaculture Farm [Member] | Construction In Process [Member] |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant, and equipment |  | $ 407,000 |  |

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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