Income Taxes - Significant components of the company's deferred tax assets (Details 1) - USD ($) $ in Thousands	Dec. 31, 2023	Mar. 31, 2023
Deferred Tax Assets
Valuation allowances on finance receivables	$ 4,777	$ 4,538
Share-based compensation	30	20
Federal and state net operating loss carryforwards	9,196	4,812
Right of use liability	33	43
Other items	29	87
Valuation allowance	(14,001)	(9,457)
Total deferred tax assets	64	43
Deferred tax liabilities
Right of use asset	33	43
Other items	31	0
Total deferred tax liabilities	64	43
Deferred income taxes	$ 0	$ 0