Note 1 - Basis of Presentation and Summary of Significant Accounting Policies (Details Textual)		6 Months Ended
	Jul. 31, 2018 shares	Dec. 31, 2019 USD ($) $ / shares shares
CSOC [Member] | Forecast [Member]
Merger, Share Conversion, Per Each Share | shares		1
Common Stock, Par or Stated Value Per Share | $ / shares		$ 0.001
Number of Board Members		4
Number of New Board Members		3
Business Combination, Maximum Payment Upon Termination | $		$ 150,000
Business Combination, Amount Received Upon Termination | $		150,000
Business Combination, Additional Amount Received Upon Termination | $		$ 50,000
CSOC [Member] | Forecast [Member] | Maximum [Member]
Merger, Closing Conditions, Maximum Number of Common Stock Shares Issued and Outstanding | shares		731,680
CSOC [Member] | Forecast [Member] | Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio		5,000
AstralENERGY [Member]
Sale of Stock, Percentage of Ownership after Transaction	70.00%
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares | shares	2,500,000