Refunds Due to Customers (Details Narrative) - USD ($)	Dec. 31, 2020	Mar. 31, 2020
Refund due to customer	$ 101,731	$ 806,475
One Major Customer [Member]
Refund due to customer		1,691,000
Deducted on payment remittances		1,181,000
Two Major Customer [Member]
Refund due to customer		$ 297,000

Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 55
-Paragraph 27
-URI http://asc.fasb.org/extlink&oid=121551570&loc=SL49130611-203046-203046

Name:	us-gaap_ContractWithCustomerRefundLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant