SEGMENT REPORTING - Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Segment Reporting Information [Line Items]
Revenue	$ 20,299	$ 21,956	$ 40,172	$ 43,539
Earnings (loss) from operations	131	1,315	148	2,891
Capital expenditures, excluding asset acquisition	953	653	1,480	982
Depreciation and amortization	1,974	2,137	3,978	4,120
Transaction expenses
Segment Reporting Information [Line Items]
Earnings (loss) from operations	(716)		(716)
Operating segments | Surgical products
Segment Reporting Information [Line Items]
Revenue	14,680	15,922	29,163	31,416
Earnings (loss) from operations	(31)	588	(366)	787
Capital expenditures, excluding asset acquisition	821	411	1,233	683
Depreciation and amortization	1,207	1,214	2,443	2,443
Operating segments | Brachytherapy Seed
Segment Reporting Information [Line Items]
Revenue	5,975	6,315	11,694	12,635
Earnings (loss) from operations	874	747	1,273	2,127
Capital expenditures, excluding asset acquisition	132	242	247	299
Depreciation and amortization	767	923	1,535	1,677
Intersegment eliminations
Segment Reporting Information [Line Items]
Revenue	(356)	(281)	(685)	(512)
Earnings (loss) from operations	$ 4	$ (20)	$ (43)	$ (23)