Statutory Reserves	9 Months Ended
Jan. 31, 2021
Text Block [Abstract]
Statutory Reserves	20. Statutory Reserves Our subsidiary located in China was required to transfer 10% of its net income, as determined in accordance with the People’s Republic of China (“PRC”) accounting rules and regulations, to a statutory surplus reserve fund until such reserve balance reached 50% of the company’s registered capital. As of January 31, 2021, the statutory surplus reserve fund represents the 50% registered capital limit, and therefore, our subsidiary in China is not required to transfer 10% of its net income in accordance with PRC accounting rules and regulations. The transfer to this reserve must be made before distributions of any dividend to shareholders. As of January 31, 2021, the company’s statutory surplus reserve was $4.5 million. The surplus reserve fund is non-distributable other than during liquidation and can be used to fund previous years’ losses, if any. The surplus reserve fund may be utilized for business expansion or converted into share capital by issuing new shares to existing shareholders in proportion to their shareholding or by increasing the par value of the shares currently held by them provided that the remaining reserve balance after such issue is not less than 25% of the registered capital. Our subsidiaries located in China can transfer funds to the parent company except for the statutory surplus reserve of $4.5 million to assist with debt repayment, capital expenditures, and other expenses of the company’s business.

Statutory Reserves

9 Months Ended

Jan. 31, 2021

20. Statutory Reserves

Our subsidiary located in China was required to transfer 10% of its net income, as determined in accordance with the People’s Republic of China (“PRC”) accounting rules and regulations, to a statutory surplus reserve fund until such reserve balance reached 50% of the company’s registered capital. As of January 31, 2021, the statutory surplus reserve fund represents the 50% registered capital limit, and therefore, our subsidiary in China is not required to transfer 10% of its net income in accordance with PRC accounting rules and regulations.

The transfer to this reserve must be made before distributions of any dividend to shareholders. As of January 31, 2021, the company’s statutory surplus reserve was $4.5 million. The surplus reserve fund is non-distributable other than during liquidation and can be used to fund previous years’ losses, if any. The surplus reserve fund may be utilized for business expansion or converted into share capital by issuing new shares to existing shareholders in proportion to their shareholding or by increasing the par value of the shares currently held by them provided that the remaining reserve balance after such issue is not less than 25% of the registered capital.

Our subsidiaries located in China can transfer funds to the parent company except for the statutory surplus reserve of $4.5 million to assist with debt repayment, capital expenditures, and other expenses of the company’s business.