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GEOGRAPHIC AND SEGMENT INFORMATION (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Sales by Operating Segment	$ 27,681us-gaap_SalesRevenueNet	$ 23,660us-gaap_SalesRevenueNet	$ 27,671us-gaap_SalesRevenueNet
Core [Member]
Sales by Operating Segment	24,322us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_CoreMember	22,135us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_CoreMember	22,160us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_CoreMember
OEM [Member]
Sales by Operating Segment	3,150us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_OEMMember	1,484us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_OEMMember	5,509us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_OEMMember
J-Plas ma [Member]
Sales by Operating Segment	$ 209us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_JPlasmaMember	$ 42us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_JPlasmaMember	$ 2us-gaap_SalesRevenueNet / us-gaap_StatementBusinessSegmentsAxis = BVX_JPlasmaMember

X

- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ 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)

-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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- Details

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X

- Details

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X

- Details

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