CONSOLIDATED STATEMENTS OF CASH FLOWS	12 Months Ended
	Mar. 31, 2021 USD ($)	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)
Cash flow from operating activities:
Net income	$ 88,282,828	$ 28,157,478	$ 37,235,134
Adjustments to reconcile net income to net cash provided by operating activities:
Loss on sale of discontinued operations	0	0	38,377,623
Loss on assets held for sale	37,579	251,263	0
Amortization of intangible assets	5,474,240	5,010,626	1,527,656
Amortization of historic tax credits	1,736,384	868,192	0
Amortization of debt issuance costs	659,292	517,499	592,549
Provision for credit losses	86,244,714	181,730,182	148,426,578
Depreciation	6,945,581	7,147,966	6,608,348
Loss on sale of property and equipment	2,812,404	339,259	93,199
Deferred income tax expense (benefit)	5,651,362	572,914	(3,655,751)
Compensation related to stock option and restricted stock plans, net of taxes and adjustments	19,281,278	28,952,161	17,635,309
Gain on sale of finance receivables	(24,667)	0	0
Gain on company-owned life insurance	1,064,897	0	0
Change in accounts:
Other assets, net	(4,828,957)	(9,470,838)	(5,507,068)
Income taxes payable and receivable	6,610,559	(6,584,895)	(2,547,222)
Accounts payable and accrued expenses	(18,258,393)	19,917,429	5,877,916
Net cash provided by operating activities	199,559,307	257,409,236	244,664,271
Cash flows from investing activities:
Increase in loans receivable, net	(29,343,372)	(183,482,267)	(190,976,279)
Net assets acquired from business combinations and asset acquisitions, primarily loans	(15,210,973)	(47,100,694)	(33,922,279)
Increase in intangible assets from acquisitions	(4,563,280)	(14,455,278)	(10,223,508)
Purchases of property and equipment	(11,683,857)	(11,277,780)	(9,805,084)
Proceeds from sale of property and equipment	346,943	284,869	466,806
Proceeds from the sale of assets held for sale	2,810,391	0	0
Proceeds from the sale of finance receivables	449,327	0	0
Proceeds from sale of discontinued operations	0	0	37,494,505
Proceeds from company-owned life insurance	1,997,279	0	0
Net cash used in investing activities	(55,197,542)	(256,031,150)	(206,965,839)
Cash flow from financing activities:
Borrowings from senior notes payable	310,984,250	540,691,400	364,290,000
Payments on senior notes payable	(357,076,750)	(341,531,400)	(357,250,000)
Debt issuance costs associated with senior notes payable	(784,250)	(991,400)	(240,000)
Proceeds from exercise of stock options	12,268,554	4,612,926	5,997,948
Payments for taxes related to net share settlement of equity awards	(3,173,735)	(4,476,159)	(1,394,835)
Repurchase of common stock	(102,452,302)	(197,399,964)	(74,519,863)
Excess tax expense from exercise of stock options	0	0	0
Net cash provided by (used in) financing activities	(140,234,233)	905,403	(63,116,750)
Effects of foreign currency fluctuations on cash and cash equivalents	0	0	2,667,447
Net change in cash and cash equivalents	4,127,532	2,283,489	(22,750,871)
Cash and cash equivalents at beginning of year from continuing operations	11,618,922	9,335,433	12,473,833
Cash and cash equivalents at beginning of year from discontinued operations	0	0	19,612,471
Cash and cash equivalents at end of year	15,746,454	11,618,922	9,335,433
Cash and cash equivalents at end of year from continuing operations	15,746,454	11,618,922	9,335,433
Cash and cash equivalents at end of year from discontinued operations		0	0
Supplemental Disclosures:
Interest paid during the year	24,993,898	23,942,122	16,835,789
Income taxes paid during the year	$ 14,857,555	$ 15,711,692	$ 23,259,590