NOTE 5. MARKETABLE SECURITIES: Unrealized losses on marketable securities and their tax effects (Details) - USD ($)	3 Months Ended
Jun. 30, 2024	Jun. 30, 2023
Details
Unrealized loss from marketable securities	$ 36,751	$ (300,437)
Tax effects	(8,041)	65,736
Unrealized loss from marketable securities, net of tax	$ 28,710	$ (234,701)

Represents the monetary amount of Unrealized loss from marketable securities, net of tax, during the indicated time period.

No definition available.

Name:	fil_UnrealizedLossFromMarketableSecuritiesNetOfTax
Namespace Prefix:	fil_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration