Statements of Comprehensive Income (Unaudited) - USD ($) |
3 Months Ended | 9 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Dec. 31, 2021 |
Sep. 30, 2021 |
Jun. 30, 2021 |
Dec. 31, 2020 |
Sep. 30, 2020 |
Jun. 30, 2020 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Net income | $ 3,465,407 | $ 3,646,507 | $ 3,579,566 | $ 3,925,709 | $ 2,222,340 | $ 2,411,865 | $ 10,691,481 | $ 8,559,914 |
| Unrealized loss from marketable securities, net of tax | (380,161) | $ (197,034) | $ (90,165) | (145,452) | $ (130,324) | $ 1,242,662 | (667,361) | 966,886 |
| Comprehensive income | $ 3,085,246 | $ 3,780,257 | $ 10,024,120 | $ 9,526,800 | ||||