CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY	USD ($) shares
Total equity, beginning balances at Apr. 30, 2021	$ 8,128,531
Beginning balances at Apr. 30, 2021 | shares	47,931,983
Common stock and additional paid-in capital
Common stock issued	$ 0
Ending balances at Oct. 31, 2021 | shares	47,931,983
Beginning balances at Apr. 30, 2021	$ (43,357,208)
Retained Earnings
Net loss	(1,629,055)
Ending balances at Oct. 31, 2021	(44,986,263)
Beginning balances at Apr. 30, 2021	5,193,512
Accumulated other comprehensive income (loss)
Foreign currency translation adjustment	46,343
Ending balances at Oct. 31, 2021	5,239,855
Beginning balances at Apr. 30, 2021	(1,639,756)
Noncontrolling Interest
Noncontrolling Interest Profit Loss	(1,013,835)
Accumulated other comprehensive income/(loss) Minority Interest	25,873
Ending balances at Oct. 31, 2021	(2,627,718)
Total equity, ending balances at Oct. 31, 2021	5,557,857
Total equity, beginning balances at Jul. 31, 2021	$ 7,388,447
Beginning balances at Jul. 31, 2021 | shares	47,931,983
Common stock and additional paid-in capital
Common stock issued	$ 0
Ending balances at Oct. 31, 2021 | shares	47,931,983
Beginning balances at Jul. 31, 2021	$ (43,817,401)
Retained Earnings
Net loss	(1,168,862)
Ending balances at Oct. 31, 2021	(44,986,263)
Beginning balances at Jul. 31, 2021	5,199,853
Accumulated other comprehensive income (loss)
Foreign currency translation adjustment	40,002
Ending balances at Oct. 31, 2021	5,239,855
Beginning balances at Jul. 31, 2021	(1,925,988)
Noncontrolling Interest
Noncontrolling Interest Profit Loss	(723,911)
Accumulated other comprehensive income/(loss) Minority Interest	22,181
Ending balances at Oct. 31, 2021	(2,627,718)
Total equity, ending balances at Oct. 31, 2021	5,557,857
Total equity, beginning balances at Apr. 30, 2022	$ 3,486,756
Beginning balances at Apr. 30, 2022 | shares	47,931,983
Common stock and additional paid-in capital
Common stock issued	$ 0
Ending balances at Oct. 31, 2022 | shares	47,931,983
Beginning balances at Apr. 30, 2022	$ (46,267,397)
Retained Earnings
Net loss	(339,303)
Ending balances at Oct. 31, 2022	(46,606,700)
Beginning balances at Apr. 30, 2022	5,162,418
Accumulated other comprehensive income (loss)
Foreign currency translation adjustment	(274,033)
Ending balances at Oct. 31, 2022	4,888,385
Beginning balances at Apr. 30, 2022	(3,340,248)
Noncontrolling Interest
Noncontrolling Interest Profit Loss	(114,499)
Accumulated other comprehensive income/(loss) Minority Interest	(158,858)
Ending balances at Oct. 31, 2022	(3,613,605)
Total equity, ending balances at Oct. 31, 2022	$ 2,600,063