Condensed Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Sep. 30, 2021	Mar. 31, 2021
Preferred stock, shares authorized	15,000,000	15,000,000
Treasury stock	1,315,851	1,313,836
Series A preferred stock
Preferred stock, shares authorized	20	20
Preferred stock, dividend rate	10.00%	10.00%
Preferred stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares issued	7	7
Preferred stock, shares outstanding	7	7
Preferred stock, Liquidation preference Value (in Dollars)	$ 3,737	$ 3,737
Class A Common Stock
Common stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	170,426,311	167,542,404
Common stock, shares outstanding	169,110,460	166,228,568
Treasury stock	1,315,851	1,313,836