SEGMENT REPORTING - Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues
Revenues	$ 19,916	$ 21,062	$ 63,455	$ 62,851
Earnings from operations
Earnings from operations	1,160	2,038	4,051	4,927
Capital expenditures, excluding asset acquisition
Capital expenditures, excluding asset acquisition	402	379	1,384	1,683
Depreciation and amortization
Depreciation and amortization	1,773	1,812	5,893	5,404
Surgical products
Revenues
Revenues	14,246	15,280	45,662	45,142
Earnings from operations
Earnings from operations	243	780	1,030	1,087
Capital expenditures, excluding asset acquisition
Capital expenditures, excluding asset acquisition	341	319	1,024	1,446
Depreciation and amortization
Depreciation and amortization	1,232	973	3,675	3,407
Brachytherapy Seed
Revenues
Revenues	5,841	6,053	18,476	18,284
Earnings from operations
Earnings from operations	906	1,243	3,033	3,838
Capital expenditures, excluding asset acquisition
Capital expenditures, excluding asset acquisition	61	60	360	237
Depreciation and amortization
Depreciation and amortization	541	839	2,218	1,997
Intersegment eliminations
Revenues
Revenues	(171)	(271)	(683)	(575)
Earnings from operations
Earnings from operations	$ 11	$ 15	$ (12)	$ 2

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- Definition

The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

+ References

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

-Publisher FASB

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The net result for the period of deducting operating expenses from operating revenues.

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No definition available.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Paragraph 15

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-Glossary Investing Activities

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- 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.

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