Note 2 - Allowance For Loan Losses: Schedule of Loans and Financing Receivable (Details) - USD ($)	Mar. 31, 2016	Mar. 31, 2015
Financing Receivable, Gross	$ 510,302,056	$ 478,730,736
Financing Receivable, percent of portfolio	100.00%	100.00%
Financing Receivable, 3-months net charge-offs	$ 10,179,000	$ 6,222,076
Financing Receivable, percent net charge-offs	100.00%	100.00%
Cosumer Loans
Financing Receivable, Gross	$ 458,921,068	$ 434,968,175
Financing Receivable, percent of portfolio	89.90%	90.90%
Financing Receivable, 3-months net charge-offs	$ 9,854,786	$ 6,106,817
Financing Receivable, percent net charge-offs	96.80%	98.20%
Real Estate Loans
Financing Receivable, Gross	$ 22,082,395	$ 19,848,975
Financing Receivable, percent of portfolio	4.30%	4.10%
Financing Receivable, 3-months net charge-offs	$ (2,938)	$ (3,787)
Financing Receivable, percent net charge-offs	(0.00%)	(0.10%)
Sales Finance Contracts
Financing Receivable, Gross	$ 29,298,593	$ 23,913,586
Financing Receivable, percent of portfolio	5.80%	5.00%
Financing Receivable, 3-months net charge-offs	$ 327,152	$ 119,046
Financing Receivable, percent net charge-offs	3.20%	1.90%