4. Sale of Assets to Petagon Limited (Tables)
|6 Months Ended|
Sep. 30, 2019
|Business Combinations [Abstract]|
|Components of sale||
Tabular disclosure of derecognized financial assets from transactions which comprise an initial transfer and an agreement entered into in contemplation of the initial transfer resulting in retention of substantially all of the exposure to the economic return throughout the term of the transaction.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef