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Amount of unamortized loan commitment, origination, and other costs (fees) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement.

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Amortized cost, before allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Represents the number of stores.

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Amount of cash and cash equivalents restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Bankrupt accounts that had not been charged off.

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Financing Receivable, Origination Amount

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Financing Receivable, Term Of Receivable

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Schedule of Subsidiaries Information line item element.

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Summary of Significant Accounting Policies - Additional Information (Details)	12 Months Ended
	Mar. 31, 2023 USD ($) branch segment	Apr. 01, 2023 USD ($)	Apr. 01, 2022 USD ($)	Mar. 31, 2022 USD ($)	Mar. 31, 2021 USD ($)
Schedule of Subsidiaries Information [Line Items]
Retained earnings	$ 97,154,898			$ 92,117,343
Business Segments [Abstract]
Number of reportable segments \| segment	1
Cash and Cash Equivalents [Abstract]
Restricted cash	$ 8,300,000			7,800,000
Loans and Interest Income [Abstract]
Unearned interest, insurance and fees	4,900,000			6,900,000
Gross loans receivable	1,390,015,568			1,522,788,860
Impaired loans [Abstract]
Bankrupt accounts that had not been charged off	6,800,000			5,400,000
Accounting Standards Update 2023-02 \| Impact of ASC 326 adoption
Schedule of Subsidiaries Information [Line Items]
Retained earnings		$ 1,900,000	$ 1,900,000
Maximum
Loans and Interest Income [Abstract]
Originations	6,000			6,000	$ 6,000
Small loans
Loans and Interest Income [Abstract]
Gross loans receivable	580,107,889			727,852,627
Small loans \| Minimum
Loans and Interest Income [Abstract]
Originations	$ 500
Loan term	5 months
Small loans \| Maximum
Loans and Interest Income [Abstract]
Originations	$ 2,450
Loan term	31 months
Large loans
Loans and Interest Income [Abstract]
Gross loans receivable	$ 807,345,625			789,112,912
Large loans \| Minimum
Loans and Interest Income [Abstract]
Originations	$ 2,500
Loan term	10 months
Large loans \| Maximum
Loans and Interest Income [Abstract]
Originations	$ 33,450
Loan term	60 months
Sales finance loans
Loans and Interest Income [Abstract]
Gross loans receivable	$ 2,562,054			$ 5,823,321
Sales finance loans \| Minimum
Loans and Interest Income [Abstract]
Originations	$ 500
Loan term	8 months
Sales finance loans \| Maximum
Loans and Interest Income [Abstract]
Originations	$ 5,000
Loan term	8 months
United States
Schedule of Subsidiaries Information [Line Items]
Number of offices operated in the United States of America \| branch	1,073