Related-Party Transactions (Details) - Schedule of management fees, advertising fees and sale of non-perishable and perishable products to related parties - USD ($)	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Related Party Transaction [Line Items]
Management Fees	$ 27,500	$ 58,862
Advertising Fees		5,890
Non-Perishable & Perishable Sales	265,614	743,107
Tampa Seafood [Member]
Related Party Transaction [Line Items]
Management Fees	2,000
Advertising Fees
Non-Perishable & Perishable Sales
Ny Mart Md Inc. [Member]
Related Party Transaction [Line Items]
Management Fees	16,750	29,300
Advertising Fees		3,680
Non-Perishable & Perishable Sales	167,003	455,377
NYM Elmhurst Inc. [Member]
Related Party Transaction [Line Items]
Management Fees	6,000	24,612
Advertising Fees		2,210
Non-Perishable & Perishable Sales	98,318	279,004
Spring Farm Inc. [Member]
Related Party Transaction [Line Items]
Management Fees	2,750	3,300
Advertising Fees
Non-Perishable & Perishable Sales	$ 293
Dragon Seeds Inc. [Member]
Related Party Transaction [Line Items]
Management Fees		1,650
Advertising Fees
Non-Perishable & Perishable Sales
Pine Court Chinese Bistro. [Member]
Related Party Transaction [Line Items]
Management Fees
Advertising Fees
Non-Perishable & Perishable Sales		$ 8,726