Note 1 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Mar. 31, 2024

Notes Tables

Schedule of Cash and Cash Equivalents [Table Text Block]

	As of:
	March 31,		March 31,
	2024		2023
Cash and cash equivalents	$	4,483	$	5,236
Restricted cash		7,370		7,020
Total cash, cash equivalents and restricted cash	$	11,853	$	12,256

Property, Plant and Equipment, Useful Life [Table Text Block]

	Years
Buildings and improvements		30
Land improvements	10	-	20
Machinery and equipment	5	-	15
Office equipment and furniture	3	-	5
Vehicles	3	-	5
Computer software	3	-	5