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Reserves - Schedule of Valuation and Qualifying Accounts (Details) - USD ($) | 12 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
Allowance for Doubtful Accounts [Member] |  |
Balance at Beginning of Year | $ 82,102 | $ 132,583
Charged to Costs and Expenses | 411,862 | 3,224,684
Reduction to Allowance for Write off | (31,200) | (3,254,158)
Credited to Costs and Expenses | (411,668) | (21,007)
Balance at End of Year | 51,096 | 82,102
Inventory Reserve [Member] |  |
Balance at Beginning of Year | 280,000 | 700,000
Charged to Costs and Expenses | 100,000 | 150,000
Reduction to Allowance for Write off | (44,220) | (424,688)
Credited to Costs and Expenses | (81,780) | (145,312)
Balance at End of Year | $ 254,000 | $ 280,000

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- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, credited to costs and expenses. + References No definition available. + Details
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- Definition Amount of valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Amount of increase in valuation and qualifying accounts and reserves from charge to cost and expense. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Amount of increase in valuation and qualifying accounts and reserves from recovery of amount previously written off or reestablishment of reserve previously utilized. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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