Note 1 - Basis of Preparation and Presentation - Schedule of Cash and Cash Equivalents (Details) - USD ($) $ in Thousands	Dec. 28, 2024	Mar. 31, 2024	Dec. 30, 2023
Cash and cash equivalents	$ 5,306	$ 4,483	$ 7,168
Restricted cash	7,605	7,370	7,251
Total cash, cash equivalents and restricted cash	$ 12,911	$ 11,853	$ 14,419

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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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant