Comprehensive Income (Loss) (Reclassification Out of Accumulated Other Comprehensive Income) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Reclassification Out of Accumulated Other Comprehensive Income [Line Items]
Provision for income taxes	$ (19,448,381)	$ (12,403,581)	$ (37,865,222)	$ (28,170,366)
Total net reclassifications for the period	109,155,403	72,404,403	206,733,664	159,933,028
Amounts Reclassified from Other Comprehensive Loss | Unrealized (losses) gains on available-for-sale debt securities:
Reclassification Out of Accumulated Other Comprehensive Income [Line Items]
Realized gain (loss) on sale of securities	138,274	(261,483)	(2,091,962)	(597,818)
Provision for income taxes	(29,038)	54,911	439,312	125,542
Total net reclassifications for the period	$ 109,236	$ (206,572)	$ (1,652,650)	$ (472,276)