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Note 13 - Segment Data | 12 Months Ended
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Mar. 31, 2014
Segment Reporting [Abstract] |
Segment Reporting Disclosure [Text Block] | Note 13. Segment Data Prior to the November 2013 acquisitions of TempSys and Amega, we had two reporting segments: Biological Indicators and Instruments. As a result of these acquisitions, we now have a third reporting segment, Continuous Monitoring. The following tables set forth our segment information (in thousands):
|  | Year Ended March 31, 2014 |
|  | Biological Indicators |  |  | Instruments |  |  | Continuous Monitoring |  |  | Total |
Revenues |  | $ | 22,992 |  |  | $ | 26,389 |  |  | $ | 3,343 |  |  | $ | 52,724 |
Gross profit |  | $ | 13,187 |  |  | $ | 16,904 |  |  | $ | 1,597 |  |  | $ | 31,688 |
Selling expenses |  |  | 1,350 |  |  |  | 3,954 |  |  |  | 815 |  |  |  | 6,119 |
|  | $ | 11,837 |  |  | $ | 12,950 |  |  | $ | 782 |  |  |  | 25,569 |
Reconciling items (1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (12,466 | )
Earnings before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  | $ | 13,103 |
|  | Year Ended March 31, 2013 |
|  | Biological Indicators |  |  | Instruments |  |  | Continuous Monitoring |  |  | Total |
Revenues |  | $ | 21,464 |  |  | $ | 24,971 |  |  | $ | -- |  |  | $ | 46,435 |
Gross profit |  | $ | 12,365 |  |  | $ | 16,497 |  |  | $ | -- |  |  | $ | 28,862 |
Selling expenses |  |  | 1,552 |  |  |  | 3,078 |  |  |  | -- |  |  |  | 4,630 |
|  | $ | 10,813 |  |  | $ | 13,419 |  |  | $ | -- |  |  |  | 24,232 |
Reconciling items (1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (11,254 | )
Earnings before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  | $ | 12,978 |
|  | Year Ended March 31, 2012 |
|  | Biological Indicators |  |  | Instruments |  |  | Continuous Monitoring |  |  | Total |
Revenues |  | $ | 20,422 |  |  | $ | 19,194 |  |  | $ | -- |  |  | $ | 39,616 |
Gross profit |  | $ | 11,236 |  |  | $ | 12,275 |  |  | $ | -- |  |  | $ | 23,511 |
Selling expenses |  |  | 1,607 |  |  |  | 2,302 |  |  |  | -- |  |  |  | 3,909 |
Impairment of intangible asset |  |  | -- |  |  |  | 350 |  |  |  |  |  |  |  | 350 |
|  | $ | 9,629 |  |  | $ | 9,623 |  |  | $ | -- |  |  |  | 19,252 |
Reconciling items (1) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (6,921 | )
Earnings before income taxes |  |  |  |  |  |  |  |  |  |  |  |  |  | $ | 12,331 |
(1) Reconciling items include general and administrative, research and development, and other expenses. Revenues from external customers are attributed to individual countries based upon locations to which the product is shipped or exported, as follows (in thousands):
|  | Year Ended March 31, |
|  | 2014 |  |  | 2013 |  |  | 2012 |
Revenues from unaffiliated customers |  |  |  |  |  |  |  |  |  |  |  |
United States |  | $ | 29,551 |  |  | $ | 28,590 |  |  | $ | 23,770 |
Foreign |  |  | 23,173 |  |  |  | 17,845 |  |  |  | 15,846 |
|  | $ | 52,724 |  |  | $ | 46,435 |  |  | $ | 39,616 |
|  | March 31, |
|  | 2014 |  |  | 2013 |
Total assets |  |  |  |  |  |  |  |
Biological Indicators |  | $ | 22,771 |  |  | $ | 27,558 |
Instruments |  |  | 36,797 |  |  |  | 31,782 |
Continuous Monitoring |  |  | 28,578 |  |  |  | -- |
Corporate and administrative |  |  | 9,383 |  |  |  | 6,579 |
|  | $ | 97,529 |  |  | $ | 65,919 |
All long-lived assets are located in the United States.

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- Definition The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 29 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8864-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 32 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8933-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8844-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8538-108599 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8380-108599 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 34 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8981-108599 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 35 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8984-108599 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9038-108599 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8906-108599 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9054-108599 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8924-108599 Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e9031-108599 Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8971-108599 Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8595-108599 + Details
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