Leases (Lease Cost) (Details) - USD ($)	12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022
Operating Leases [Abstract]
Finance lease cost	$ 0	$ 205,975	$ 427,619
Amortization of ROU assets	0	204,552	407,624
Interest on lease liabilities	0	1,423	19,995
Operating lease cost	25,291,087	27,408,284	27,529,425
Short-term lease cost	0	0	0
Variable lease cost	3,823,435	3,710,560	3,629,903
Total lease cost	29,114,522	31,324,819	31,586,947
Cash paid for amounts included in the measurement of lease liabilities	25,292,363	26,476,133	27,936,317
Operating cash flows from finance leases	0	1,423	19,994
Operating cash flows from operating leases	25,292,363	26,394,643	27,411,037
Financing cash flows from finance leases	0	80,067	505,286
ROU assets obtained in exchange for new finance lease liabilities	0	0	0
ROU assets obtained in exchange for new operating lease liabilities	$ 18,024,157	$ 16,924,511	$ 15,381,953
Weighted-average remaining lease term — finance leases			4 months 24 days
Weighted average remaining lease term — operating leases	6 years 9 months 18 days	7 years 1 month 6 days	7 years 3 months 18 days
Weighted-average discount rate (monthly) — finance leases	0.00%	0.00%	6.00%
Weighted-average discount rate — operating leases	6.30%	6.00%	6.10%