Note 8 - Stockholders' Equity (Details)	9 Months Ended
Dec. 31, 2018 USD ($) shares
Details
Stock Issued During Period, Shares, Issued for Services \| shares	50,000
Stock Issued During Period, Value, Issued for Services \| $	$ 41,000

Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders.

No definition available.

Name:	us-gaap_StockIssuedDuringPeriodSharesIssuedForServices
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration