Property and Equipment - Summary of Property and Equipment (Details) - USD ($)	6 Months Ended
Sep. 30, 2019	Mar. 31, 2019
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 2,114,409	$ 1,915,241
Less: Accumulated depreciation	1,497,362	1,392,331
Property and equipment, net	$ 617,047	522,910
Computer and Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Average useful life (in years)	5 years
Property and equipment, gross	$ 134,101	140,575
Furniture and Fixtures [Member]
Property, Plant and Equipment [Line Items]
Average useful life (in years)	7 years
Property and equipment, gross	$ 98,410	98,410
Warehouse Equipment [Member]
Property, Plant and Equipment [Line Items]
Average useful life (in years)	7 years
Property and equipment, gross	$ 195,401	209,419
Molds and Tooling [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,686,497	$ 1,466,837
Molds and Tooling [Member] \| Minimum [Member]
Property, Plant and Equipment [Line Items]
Average useful life (in years)	3 years
Molds and Tooling [Member] \| Maximum [Member]
Property, Plant and Equipment [Line Items]
Average useful life (in years)	5 years

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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