Note 4 - Investments - Major Categories of Net Interest and Dividend Income (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Fixed maturity investments	$ 235,090	$ 347,488
Short term investments and cash and cash equivalents	7,637	11,600
Dividends earned	13,508	134,457
Investment expenses	(50,384)	(109,735)
Net investment income	$ 205,851	$ 383,810