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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) | Redeemable preferred stock [Member] Preferred stock [Member] | Common stock [Member] | Additional paid-in capital [Member] | Retained earnings [Member] | Non controlling interests [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2021 | $ 17,181 | $ 9,146,216 | $ 87,812,432 | $ 60,603,056 | $ 8,086,538 | $ 165,665,423
Balance (in shares) at Dec. 31, 2021 | 28,635 | 15,243,693 |  |  |  |
Issuance of share capital |  | $ 25,098 | (25,098) |  |  |
Issuance of share capital (in shares) |  | 41,830 |  |  |  |
Net income |  |  |  | 1,716,815 | 241,430 | 1,958,245
Dividends declared |  |  |  | (1,303,014) |  | (1,303,014)
Stock-based compensation |  |  | 188,985 |  |  | 188,985
Balance at Mar. 31, 2022 | $ 17,181 | $ 9,171,314 | 87,976,319 | 61,016,857 | 8,327,968 | 166,509,639
Balance (in shares) at Mar. 31, 2022 | 28,635 | 15,285,523 |  |  |  |
Issuance of share capital | $ 5,577 |  | (5,577) |  |  |
Issuance of share capital (in shares) | 9,295 |  |  |  |  |
Net income |  |  |  | 2,289,886 | 232,197 | 2,522,083
Exercise of options | $ 185 |  | 2,511 |  |  | 2,696
Exercise of options (in shares) | 309 |  |  |  |  |
Dividends declared |  |  |  | (1,301,840) | (464,200) | (1,766,040)
Stock-based compensation |  |  | 205,137 |  |  | 205,137
Balance at Jun. 30, 2022 | $ 22,943 | $ 9,171,314 | 88,178,390 | 62,004,903 | 8,095,965 | 167,473,515
Balance (in shares) at Jun. 30, 2022 | 38,239 | 15,285,523 |  |  |  |
Purchase of Remaining Non-Controlling Interests in PERC |  |  |  |  | (638,275) | (638,275)
Conversion of preferred stock | $ (3,951) | $ 3,951 |  |  |  |
Conversion of preferred stock (in shares) | (6,585) | 6,585 |  |  |  |
Net income |  |  |  | 317,694 | 217,415 | 535,109
Exercise of options | $ 1,653 |  | 22,390 |  |  | 24,043
Exercise of options (in shares) | 2,755 |  |  |  |  |
Dividends declared |  |  |  | (1,302,110) |  | (1,302,110)
Stock-based compensation |  |  | 413,539 |  |  | 413,539
Balance at Sep. 30, 2022 | $ 20,645 | $ 9,175,265 | 88,614,319 | 61,020,487 | 7,675,105 | 166,505,821
Balance (in shares) at Sep. 30, 2022 | 34,409 | 15,292,108 |  |  |  |
Balance at Dec. 31, 2022 | $ 20,630 | $ 9,193,725 | 89,205,159 | 61,247,699 | 8,096,976 | 167,764,189
Balance (in shares) at Dec. 31, 2022 | 34,383 | 15,322,875 |  |  |  |
Issuance of share capital |  | $ 26,870 | (26,870) |  |  |
Issuance of share capital (in shares) |  | 44,783 |  |  |  |
Purchase of Remaining Non-Controlling Interests in PERC |  | $ 221,030 | 1,006,248 |  | (3,667,305) | (2,440,027)
Purchase of remaining non-controlling interests in PERC (in shares) |  | 368,383 |  |  |  |
Net income |  |  |  | 3,813,626 | 163,121 | 3,976,747
Dividends declared |  |  |  | (1,342,015) |  | (1,342,015)
Stock-based compensation |  |  | 463,893 |  |  | 463,893
Balance at Mar. 31, 2023 | $ 20,630 | $ 9,441,625 | 90,648,430 | 63,719,310 | 4,592,792 | 168,422,787
Balance (in shares) at Mar. 31, 2023 | 34,383 | 15,736,041 |  |  |  |
Issuance of share capital | $ 7,985 |  | (7,985) |  |  |
Issuance of share capital (in shares) | 13,309 |  |  |  |  |
Buyback of preferred stock | $ (122) |  | (1,708) |  |  | (1,830)
Buyback of preferred stock (in shares) | (203) |  |  |  |  |
Net income |  |  |  | 7,323,771 | 137,226 | 7,460,997
Exercise of options | $ 360 |  | 6,891 |  |  | 7,251
Exercise of options (in shares) | 599 |  |  |  |  |
Dividends declared |  |  |  | (1,340,972) |  | (1,340,972)
Stock-based compensation |  |  | 461,695 |  |  | 461,695
Balance at Jun. 30, 2023 | $ 28,853 | $ 9,441,625 | 91,107,323 | 69,702,109 | 4,730,018 | 175,009,928
Balance (in shares) at Jun. 30, 2023 | 48,088 | 15,736,041 |  |  |  |
Conversion of preferred stock | $ (4,762) | $ 4,762 |  |  |  |
Conversion of preferred stock (in shares) | (7,936) | 7,936 |  |  |  |
Net income |  |  |  | 8,605,129 | 163,428 | 8,768,557
Exercise of options | $ 3,034 | $ 1,544 | 87,935 |  |  | 92,513
Exercise of options (in shares) | 5,057 | 2,575 |  |  |  |
Dividends declared |  |  |  | (1,499,538) |  | (1,499,538)
Stock-based compensation |  |  | 521,505 |  |  | 521,505
Balance at Sep. 30, 2023 | $ 27,125 | $ 9,447,931 | $ 91,716,763 | $ 76,807,700 | $ 4,893,446 | $ 182,892,965
Balance (in shares) at Sep. 30, 2023 | 45,209 | 15,746,552 |  |  |  |

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