Intangible Asset, Net (Tables)
|9 Months Ended|
Dec. 31, 2018
|Intangible Asset, Net [Abstract]|
|Schedule of cost and accumulated amortization for intangible asset||
Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment.
Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef