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Marketable Securities | 12 Months Ended
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Dec. 31, 2021
Marketable Securities |
Marketable Securities | Note 3 – Marketable Securities Marketable securities as of December 31, 2021 consisted of the following: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021
​ |  | Amortized Cost |  | Unrealized Gains |  | Unrealized Losses |  | Fair Value
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Current: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Treasuries | ​ | $ | 42,147,385 | ​ | $ | - | ​ | $ | (28,575) | ​ | $ | 42,118,810
Government securities | ​ | ​ | 19,218,057 | ​ | ​ | - | ​ | ​ | (13,689) | ​ | ​ | 19,204,368
Commercial Paper | ​ | ​ | 12,992,165 | ​ | ​ | 57 | ​ | ​ | (4,197) | ​ | ​ | 12,988,025
Total Current | ​ | ​ | 74,357,607 | ​ | ​ | 57 | ​ | ​ | (46,461) | ​ | ​ | 74,311,203
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-current: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
U.S. Treasuries | ​ | ​ | 999,186 | ​ | ​ | - | ​ | ​ | (2,626) | ​ | ​ | 996,560
Government securities | ​ | ​ | - | ​ | ​ | - | ​ | ​ | - | ​ | ​ | -
Total Non-current | ​ | ​ | 999,186 | ​ | ​ | - | ​ | ​ | (2,626) | ​ | ​ | 996,560
Total marketable securities | ​ | $ | 75,356,793 | ​ | $ | 57 | ​ | $ | (49,087) | ​ | $ | 75,307,763
​ ​ There were no marketable securities as of December 31, 2020. There were no impairments of the Company’s available-for-sale marketable securities measured and carried at fair value during the year ended December 31, 2021. Realized gains and losses are included in other expense on a specific-identification basis. There were no realized gains or losses on marketable securities for the year ended December 31, 2021.

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- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2209399 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2324412 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2176304 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1403 -Paragraph (b) + Details
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