Summary of Accounting Policies (Details Narrative) - USD ($)	3 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Mar. 31, 2019	Mar. 31, 2018
Accounting Policies [Line Items]
Percentage of reserves for customers	100.00%
Foreign financial institutions actual deposits	$ 577,000		$ 211,000
Future inventory returns	295,000		599,000
Inventory reserves	254,000		254,000
Reserve for sales returns	447,677	$ 137,536	896,154	$ 726,000
Stock option expense	5,000	11,000
Advertising expense	361,000	269,000
Accrued cooperative advertising allowances	184,000		185,000
Research and development costs	$ 5,000	$ 16,000
Effective tax rate	21.50%	23.90%
Net deferred tax assets	$ 997,000		$ 758,000
Income Tax Benefit	$ 238,731	$ 324,000
Percentage of tax benefits recognized likelihood of being realized	greater than 50%
Total potential dilutive shares from common stock options	2,310,000	2,430,000
Minimum [Member]
Accounting Policies [Line Items]
Cooperative advertising allowance, percentage	1.00%
Maximum [Member]
Accounting Policies [Line Items]
Cooperative advertising allowance, percentage	13.00%