XML 21 R9.htm IDEA: XBRL DOCUMENT
v3.22.4

Cash, Cash Equivalents, and Financial Instruments | 12 Months Ended
--- | ---
Dec. 31, 2022
Cash and Cash Equivalents [Abstract] |
Cash, Cash Equivalents, and Financial Instruments | Note 3 - Cash, Cash Equivalents, and Financial Instruments The following table shows the Company’s cash, cash equivalents, and marketable investment securities by significant investment category as of December 31, 2022: Schedule of Cash, Cash Equivalents, and Marketable Investment Securities
|  | December 31, 2022 |
|  | Adjusted Cost |  |  | Allowance for Credit Losses |  |  | Total Unrealized Gains / (Losses) |  |  | Fair Value |  |  | Cash and Cash Equivalents |  |  | Marketable Securities |
Cash |  | $ | 12,834,444 |  |  | $ | - |  |  | $ | - |  |  | $ | 12,834,444 |  |  | $ | 12,834,444 |  |  | $ | - |
Level 1: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  |  | 146,359 |  |  |  | - |  |  |  | - |  |  |  | 146,359 |  |  |  | 146,359 |  |  |  | - |
Subtotal |  |  | 146,359 |  |  |  | - |  |  |  | - |  |  |  | 146,359 |  |  |  | 146,359 |  |  |  | - |
Level 2: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. treasury securities |  |  | 67,892,825 |  |  |  | - |  |  |  | 389,241 |  |  |  | 68,282,066 |  |  |  | 9,993,000 |  |  |  | 58,289,066 |
Subtotal |  |  | 67,892,825 |  |  |  | - |  |  |  | 389,241 |  |  |  | 68,282,066 |  |  |  | 9,993,000 |  |  |  | 58,289,066 |
Total |  | $ | 80,873,628 |  |  | $ | - |  |  | $ | 389,241 |  |  | $ | 81,262,869 |  |  | $ | 22,973,803 |  |  | $ | 58,289,066 |
Marketable investment securities held as of December 31, 2022 mature over the next 12 months.

X
- References No definition available. + Details
Name: | us-gaap_CashAndCashEquivalentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure of cash, cash equivalents, and debt and equity securities, including any unrealized or realized gain (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI https://asc.fasb.org/topic&trid=2196928 + Details
Name: | us-gaap_CashCashEquivalentsAndMarketableSecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration