Note 18 - Subsequent Events (Details) (Subsequent Event [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
Oct. 03, 2014 Sirona Genomics Inc [Member]	Oct. 01, 2014 Sentilus Inc [Member]
Note 18 - Subsequent Events (Details) [Line Items]
Payments for Investment Warrants	$ 0.7
Investment Warrants, Percentage of Common Stock	100.00%
Payments to Acquire Loans Receivable	4.6
Payments to Acquire Businesses, Gross		$ 6.0

The percentage of common stock into which a warrant held as an investment may be converted.

No definition available.

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Data Type:	num:percentItemType
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- Details

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- Definition

The cash outflow to third parties for warrants held as investments.

+ References

No definition available.

+ Details

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Namespace Prefix:	blud_
Data Type:	xbrli:monetaryItemType
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- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow for the purchase of loan receivable arising from the financing of goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration