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Consolidated Statements of Shareholders' Equity - USD ($) | Total | Common Stock | Deferred Equity Compensation | Retained Earnings
--- | --- | --- | --- | ---
Beginning Balance (in shares) at Dec. 31, 2019 |  | 3,294,672 |  |
Beginning Balance at Dec. 31, 2019 | $ 192,855,681 | $ 95,853,477 | $ (20,331,890) | $ 117,334,094
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Issuance of restricted stock grants (in shares) |  | 22,099 |  |
Issuance of restricted stock grants |  | $ 2,548,440 | (2,548,440) |
Amortization of restricted stock grants | 5,227,574 |  | 5,227,574 |
Issuance of stock grants (in shares) |  | 23,640 |  |
Common stock issued as incentive compensation | 3,396,359 | $ 3,396,359 |  |
Issuance of common stock related to 401k plan match (in shares) |  | 20,976 |  |
Issuance of common stock related to 401(k) plan match | 2,511,746 | $ 2,511,746 |  |
Shares withheld related to employee tax withholding (shares) |  | (19,189) |  |
Shares withheld related to employee tax withholding obligations | (1,947,456) | $ (1,947,456) |  |
Forfeiture of restricted stock grants (in shares) |  | (15,625) |  |
Forfeiture of restricted stock grants |  | $ (2,904,638) | 2,904,638 |
Repurchases of common stock (in shares) |  | (157,750) |  |
Repurchases of common stock | (18,646,982) | $ (18,646,982) |  |
Cash dividend paid of $6.00 in 2016, $7.00 in 2017, and $8.00 in 2018 per share respectively | (37,976,714) |  |  | (37,976,714)
Net income attributable to parent | 38,660,545 |  |  | 38,660,545
Ending Balance (in shares) at Dec. 31, 2020 |  | 3,168,823 |  |
Ending Balance at Dec. 31, 2020 | 184,080,753 | $ 80,810,946 | (14,748,118) | 118,017,925
Beginning balances attributable to redeemable noncontrolling interests at Dec. 31, 2019 | 14,178,824 |  |  |
Increase (Decrease) in Temporary Equity [Roll Forward] |  |  |  |
Net (loss) income attributable to redeemable noncontrolling interests | (495,407) |  |  |
Net subscriptions of consolidated funds | (4,311,084) |  |  |
Ending balances attributable to redeemable noncontrolling interests at Dec. 31, 2020 | 9,372,333 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Issuance of restricted stock grants (in shares) |  | 69,879 |  |
Issuance of restricted stock grants |  | $ 11,105,508 | (11,105,508) |
Amortization of restricted stock grants | 7,182,299 |  | 7,182,299 |
Issuance of stock grants (in shares) |  | 3,681 |  |
Common stock issued as incentive compensation | 529,806 | $ 529,806 |  |
Issuance of common stock related to 401k plan match (in shares) |  | 506 |  |
Issuance of common stock related to 401(k) plan match | 87,667 | $ 87,667 |  |
Issuance of common stock related to employee stock purchase plan (shares) |  | 4,278 |  |
Issuance of common stock related to employee stock purchase plan | 748,472 | $ 748,472 |  |
Shares withheld related to employee tax withholding (shares) |  | (10,057) |  |
Shares withheld related to employee tax withholding obligations | (1,625,413) | $ (1,625,413) |  |
Forfeiture of restricted stock grants (in shares) |  | (19,847) |  |
Forfeiture of restricted stock grants | 0 | $ (3,402,622) | 3,402,622 |
Repurchases of common stock (in shares) |  | (45,727) |  |
Repurchases of common stock | (7,820,315) | $ (7,820,315) |  |
Cash dividend paid of $6.00 in 2016, $7.00 in 2017, and $8.00 in 2018 per share respectively | (72,960,976) |  |  | (72,960,976)
Net income attributable to parent | $ 74,200,609 |  |  | 74,200,609
Ending Balance (in shares) at Dec. 31, 2021 | 3,171,536 | 3,171,536 |  |
Ending Balance at Dec. 31, 2021 | $ 184,422,902 | $ 80,434,049 | (15,268,705) | 119,257,558
Increase (Decrease) in Temporary Equity [Roll Forward] |  |  |  |
Net (loss) income attributable to redeemable noncontrolling interests | 1,388,930 |  |  |
Net subscriptions of consolidated funds | 10,298,891 |  |  |
Net deconsolidations of Company sponsored investments | (3,303,818) |  |  |
Ending balances attributable to redeemable noncontrolling interests at Dec. 31, 2021 | 17,756,336 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Issuance of restricted stock grants (in shares) |  | 76,143 |  |
Issuance of restricted stock grants |  | $ 13,436,439 | (13,436,439) |
Amortization of restricted stock grants | 10,530,486 |  | 10,530,486 |
Issuance of stock grants (in shares) |  | 2,743 |  |
Common stock issued as incentive compensation | 487,870 | $ 487,870 |  |
Issuance of common stock related to 401k plan match (in shares) |  | 211 |  |
Issuance of common stock related to 401(k) plan match | 37,313 | $ 37,313 |  |
Issuance of common stock related to employee stock purchase plan (shares) |  | 3,392 |  |
Issuance of common stock related to employee stock purchase plan | 619,159 | $ 619,159 |  |
Shares withheld related to employee tax withholding (shares) |  | (19,302) |  |
Shares withheld related to employee tax withholding obligations | (3,436,678) | $ (3,436,678) |  |
Forfeiture of restricted stock grants (in shares) |  | (7,257) |  |
Forfeiture of restricted stock grants |  | $ (1,163,514) | 1,163,514 |
Repurchases of common stock (in shares) |  | (217,009) |  |
Repurchases of common stock | (38,726,007) | $ (38,726,007) |  |
Cash dividend paid of $6.00 in 2016, $7.00 in 2017, and $8.00 in 2018 per share respectively | (30,696,907) |  |  | (30,696,907)
Net income attributable to parent | $ 40,434,107 |  |  | 40,434,107
Ending Balance (in shares) at Dec. 31, 2022 | 3,010,457 | 3,010,457 |  |
Ending Balance at Dec. 31, 2022 | $ 163,672,245 | $ 51,688,631 | $ (17,011,144) | $ 128,994,758
Increase (Decrease) in Temporary Equity [Roll Forward] |  |  |  |
Net (loss) income attributable to redeemable noncontrolling interests | (3,563,345) |  |  |
Net subscriptions of consolidated funds | 9,461,710 |  |  |
Net deconsolidations of Company sponsored investments | (9,528,503) |  |  |
Ending balances attributable to redeemable noncontrolling interests at Dec. 31, 2022 | $ 14,126,198 |  |  |

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