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SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) (USD $) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Significant Accounting Policies Details Narrative |  |  |
Percent of receivables from ten largest customers | 48.00%BVX_PercentOfReceivablesFromTenLargestCustomers | 58.00%BVX_PercentOfReceivablesFromTenLargestCustomers | 72.00%BVX_PercentOfReceivablesFromTenLargestCustomers
Percent of net revenues from ten largest customers | 61.00%BVX_PercentOfNetRevenues | 60.90%BVX_PercentOfNetRevenues | 66.30%BVX_PercentOfNetRevenues
Sales volume discounts | $ 579,885 us-gaap_SalesDiscountsGoods | $ 523,000 us-gaap_SalesDiscountsGoods | $ 565,000 us-gaap_SalesDiscountsGoods
Allowances for doubtful accounts | 133,000 us-gaap_AllowanceForDoubtfulAccountsReceivable | 39,000 us-gaap_AllowanceForDoubtfulAccountsReceivable |
Charges for excess and obsolete inventory | 2,000,000 BVX_ChargesForExcessAndObsoleteInventory |  |
Decreased amount of reserves for raw materials inventory and related costs of sales |  | 67,000 BVX_DecreasedAmountOfReservesForRawMaterialsInventoryAndRelatedCostsOfSales |
Intangible assets not impaired | 1,510,000 BVX_IntangibleAssetsNotImpaired |  |
Shipping and handling costs | 103,000 us-gaap_ShippingHandlingAndTransportationCosts | 104,000 us-gaap_ShippingHandlingAndTransportationCosts | 128,000 us-gaap_ShippingHandlingAndTransportationCosts
Advertising Costs | 540,000 us-gaap_AdvertisingRevenueCost | 305,000 us-gaap_AdvertisingRevenueCost | 277,000 us-gaap_AdvertisingRevenueCost
Research and development costs | $ 1,416,000 us-gaap_ResearchAndDevelopmentExpense | $ 1,260,000 us-gaap_ResearchAndDevelopmentExpense | $ 1,329,000 us-gaap_ResearchAndDevelopmentExpense

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- Definition Costs incurred and are directly related to generating advertising revenues. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 2 -Article 5 + Details
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420194&loc=d3e21568-108373 + Details
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- Definition Aggregate cash discounts given by the entity for goods sold to customers including, but not limited to, early payments of accounts due. For example, selling terms of "2/10, net 30" entitle a customer to a 2% discount for prompt payment within 10 days, otherwise full payment is expected in 30 days. Discounts are a deduction from gross revenue in arriving at net revenue. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(a)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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- Definition Cost incurred during the reporting period in transporting goods and services to customers. Includes freight-out costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18780-107790 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18726-107790 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6408196&loc=d3e61069-111654 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Handling Costs -URI http://asc.fasb.org/extlink&oid=6514758 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=21915142&loc=d3e60635-111653 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 45 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6408413&loc=d3e221937-122793 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Shipping Costs -URI http://asc.fasb.org/extlink&oid=6525344 + Details
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