Annual report pursuant to Section 13 and 15(d)

Quarterly Results (Unaudited) (Details)

v3.20.2
Quarterly Results (Unaudited) (Details) - USD ($)
3 Months Ended 12 Months Ended
Apr. 30, 2020
Jan. 31, 2020
Oct. 31, 2019
Jul. 31, 2019
Apr. 30, 2019
Jan. 31, 2019
Oct. 31, 2018
Jul. 31, 2018
Apr. 30, 2020
Apr. 30, 2019
Quarterly Financial Information Disclosure [Abstract]                    
Revenues $ 14,079,193 $ 12,537,940 $ 12,085,965 $ 10,357,982 $ 10,214,142 $ 8,494,627 $ 8,095,344 $ 7,221,305 $ 49,061,080 $ 34,025,418
Cost of revenue (exclusive of depreciation and amortization) 5,431,181 5,163,007 4,188,056 4,353,058 4,312,331 4,076,980 3,835,515 3,752,392 19,135,302 15,977,218
Operating loss (339,790) (1,728,048) (331,775) (1,638,800) (1,360,067) (2,421,686) (2,474,649) (2,853,324) (4,038,413) (9,109,726)
Loss before income taxes (673,501) (2,265,889) (628,168) (2,039,687) (1,609,923) (2,355,940) (2,475,078) (2,837,276) (5,607,245) (9,278,217)
Net loss $ (664,563) $ (2,281,052) $ (638,168) $ (2,075,282) $ (1,609,923) $ (2,355,940) $ (2,475,078) $ (2,837,276) $ (5,659,065) $ (9,278,217)
Net loss per share allocable to common stockholders - basic and diluted $ (0.03) $ (0.12) $ (0.03) $ (0.11) $ (0.09) $ (0.13) $ (0.13) $ (0.15) $ (0.29) $ (0.50)