Condensed Consolidated Statements of Changes in Stockholders' Equity (Deficit) (Parentheticals)	3 Months Ended		6 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Additional Paid-in Capital [Member]
Dividends on Preferred Stock	8.00%	8.00%	8.00%	8.00%