RECEIVABLES AND ALLOWANCE FOR LOAN LOSSES (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Mar. 31, 2019	Sep. 30, 2018
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with Related Allowance, Average Recorded Investment			$ 53,400,000	$ 44,200,000
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period	$ 87,353,087	$ 68,029,622	81,519,624	66,088,139
Provision for loan losses	52,968,036	40,358,696	94,259,107	70,949,315
Loan losses	(42,604,434)	(32,572,205)	(82,128,421)	(65,013,346)
Recoveries	3,752,624	3,494,262	7,819,003	7,286,267
Balance at end of period	101,469,313	79,310,375	101,469,313	79,310,375
Summary of loans individually and collectively evaluated for impairment [Abstract]
Bankruptcy, gross loans					$ 5,919,237	$ 4,644,203	$ 5,002,410
91 days or more delinquent, excluding bankruptcy					67,515,456	59,633,541	54,677,031
Loans less than 91 days delinquent and not in bankruptcy					1,200,712,101	1,063,679,639	1,067,112,755
Loans and Leases Receivable, Gross					1,274,146,794	1,127,957,383	1,126,792,196
Unearned interest and fees					(334,326,349)	(290,813,752)	(297,698,553)
Net loans					939,820,445	837,143,631	829,093,643
Allowance for loan losses	(87,353,087)	(68,029,622)	(81,519,624)	(66,088,139)	(101,469,313)	(81,519,624)	(79,310,375)
Loans receivable, net					838,351,132	755,624,007	749,783,268
Loans individually evaluated for impairment (impaired loans) [Member]
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period			45,511,124
Balance at end of period	52,358,792	42,369,717	52,358,792	42,369,717
Summary of loans individually and collectively evaluated for impairment [Abstract]
Bankruptcy, gross loans					5,919,237	4,644,203	5,002,410
91 days or more delinquent, excluding bankruptcy					67,515,456	59,633,541	54,677,031
Loans less than 91 days delinquent and not in bankruptcy					0	0	0
Loans and Leases Receivable, Gross					73,434,693	64,277,744	59,679,441
Unearned interest and fees					(15,408,232)	(14,319,795)	(12,519,916)
Net loans					58,026,461	49,957,949	47,159,525
Allowance for loan losses	(52,358,792)	(42,369,717)	(52,358,792)	(42,369,717)	(52,358,792)	(45,511,124)	(42,369,717)
Loans receivable, net					5,667,669	4,446,825	4,789,808
Loans collectively evaluated for impairment [Member]
Allowance for Loan Losses [Roll Forward]
Balance at beginning of period			36,008,500
Balance at end of period	49,110,521	36,940,658	49,110,521	36,940,658
Summary of loans individually and collectively evaluated for impairment [Abstract]
Bankruptcy, gross loans					0	0	0
91 days or more delinquent, excluding bankruptcy					0	0	0
Loans less than 91 days delinquent and not in bankruptcy					1,200,712,101	1,063,679,639	1,067,112,755
Loans and Leases Receivable, Gross					1,200,712,101	1,063,679,639	1,067,112,755
Unearned interest and fees					(318,918,117)	(276,493,957)	(285,178,637)
Net loans					881,793,984	787,185,682	781,934,118
Allowance for loan losses	$ (49,110,521)	$ (36,940,658)	$ (49,110,521)	$ (36,940,658)	(49,110,521)	(36,008,500)	(36,940,658)
Loans receivable, net					$ 832,683,463	$ 751,177,182	$ 744,993,460