Note C - Revenues - Revenues by Geographical Market (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Sep. 25, 2022	Sep. 26, 2021	Sep. 25, 2022	Sep. 26, 2021
Revenues	$ 37,497	$ 32,878	$ 77,217	$ 64,197
UNITED STATES
Revenues	36,095	31,878	74,012	62,479
Non-US [Member]
Revenues	$ 1,402	$ 1,000	$ 3,205	$ 1,718

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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+ Details