CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	6 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flow from operating activities:
Net income (loss)	$ (10,168,857)	$ 28,210,920
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Loss on sale of assets held for sale	0	38,633
Amortization of intangible assets	2,238,154	2,460,329
Amortization of historic tax credits	3,047,066	1,955,692
Accrued unearned interest	(3,205,855)	(11,110,878)
Amortization of deferred loan cost	8,007,538	7,521,410
Amortization of debt issuance costs	745,810	301,996
Provision for loan losses	154,442,413	72,309,337
Depreciation	3,016,033	3,151,794
Amortization of finance leases	204,552	203,812
Gain on asset acquisition, net of income tax	(3,708,344)	0
Loss (gain) on sale of property and equipment	(29,962)	337,181
Deferred income tax benefit	(8,579,264)	(9,255,272)
Compensation related to stock option and restricted stock plans, net of taxes and adjustments	7,636,636	8,449,138
Change in accounts:
Other assets, net	(7,577,643)	(5,887,792)
Income taxes payable	(5,879,577)	(3,317,691)
Accounts payable and accrued expenses	(3,531,037)	11,632,237
Net cash provided by operating activities	136,657,663	107,000,846
Cash flows from investing activities:
Increase in loans receivable, net	(149,437,153)	(235,579,163)
Cash paid for acquisitions, primarily loans	(22,314,902)	(10,859,984)
Purchases of property and equipment	(3,132,033)	(3,382,481)
Proceeds from sale of assets held for sale	0	1,104,895
Proceeds from sale of property and equipment	283,927	153,100
Net cash used in investing activities	(174,600,161)	(248,563,633)
Cash flow from financing activities:
Borrowings from senior notes payable	182,426,096	239,248,253
Payments on senior notes payable	(128,500,000)	(368,550,000)
Issuance of senior unsecured notes payable	0	300,000,000
Debt issuance costs associated with senior unsecured notes payable	(104,656)	(5,113,826)
Debt issuance costs associated with senior notes payable	(430,136)	0
Proceeds from exercise of stock options	403,547	8,682,578
Payments for taxes related to net share settlement of equity awards	0	(150,213)
Repayment of finance lease	(80,067)	(301,721)
Repurchase of common stock	(14,314,088)	(31,112,523)
Net cash provided by financing activities	39,400,696	142,702,548
Net change in cash and cash equivalents	1,458,198	1,139,761
Cash and cash equivalents at beginning of period	19,236,322	15,746,454
Cash and cash equivalents at end of period	20,694,520	16,886,215
Supplemental Disclosures:
Interest paid during the period	24,513,429	11,251,918
Income taxes paid during the period	10,772,869	19,204,025
Finance lease right-of-use assets, net transferred to property and equipment, net	$ 402,960	$ 0