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INTANGIBLE ASSETS AND OTHER ASSETS (Goodwill and Intangible Assets Disclosure) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	$ 13,934,000us-gaap_FiniteLivedIntangibleAssetsGross	$ 13,793,000us-gaap_FiniteLivedIntangibleAssetsGross
Accumulated Amortization	5,970,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization	4,598,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Net Book Value	7,964,000us-gaap_FiniteLivedIntangibleAssetsNet	9,195,000us-gaap_FiniteLivedIntangibleAssetsNet
Amortization expense	1,400,000us-gaap_AmortizationOfIntangibleAssets	1,800,000us-gaap_AmortizationOfIntangibleAssets	1,400,000us-gaap_AmortizationOfIntangibleAssets
Decrease in amortization expense	400,000tbio_FiniteLivedIntangibleAssetsChangeinAmortizationExpense
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Amortization expense, 2015	1,400,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths
Amortization expense, 2016	1,300,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
Amortization expense, 2017	1,300,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree
Amortization expense, 2018	1,000,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour
Amortization expense, 2019	900,000us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive
Acquired technology
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	9,009,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_AcquiredTechnologyMember	9,009,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_AcquiredTechnologyMember
Accumulated Amortization	3,995,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_AcquiredTechnologyMember	3,175,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_AcquiredTechnologyMember
Net Book Value	5,014,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_AcquiredTechnologyMember	5,834,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_AcquiredTechnologyMember
Acquired technology | Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	7 years
Acquired technology | Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated Useful Life	10 years
Assay royalties
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	1,434,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_RoyaltyAgreementsMember	1,434,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_RoyaltyAgreementsMember
Accumulated Amortization	819,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_RoyaltyAgreementsMember	614,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_RoyaltyAgreementsMember
Net Book Value	615,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_RoyaltyAgreementsMember	820,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_RoyaltyAgreementsMember
Estimated Useful Life	7 years
Third party payor relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	367,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_ThirdPartyPayorRelationshipsMember	367,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_ThirdPartyPayorRelationshipsMember
Accumulated Amortization	98,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_ThirdPartyPayorRelationshipsMember	73,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_ThirdPartyPayorRelationshipsMember
Net Book Value	269,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_ThirdPartyPayorRelationshipsMember	294,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_ThirdPartyPayorRelationshipsMember
Estimated Useful Life	15 years
Tradenames and trademarks
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	824,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_TradenamesAndTrademarksMember	824,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_TradenamesAndTrademarksMember
Accumulated Amortization	351,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_TradenamesAndTrademarksMember	233,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_TradenamesAndTrademarksMember
Net Book Value	473,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_TradenamesAndTrademarksMember	591,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = tbio_TradenamesAndTrademarksMember
Estimated Useful Life	7 years
Customer relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	652,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember	652,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
Accumulated Amortization	98,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember	54,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
Net Book Value	554,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember	598,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_CustomerRelationshipsMember
Estimated Useful Life	15 years
Covenants not to compete
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	184,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember	184,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
Accumulated Amortization	138,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember	77,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
Net Book Value	46,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember	107,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_NoncompeteAgreementsMember
Estimated Useful Life	3 years
Patents
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	1,198,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember	1,153,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember
Accumulated Amortization	385,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember	336,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember
Net Book Value	813,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember	817,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_PatentsMember
Intellectual property
Acquired Finite-Lived Intangible Assets [Line Items]
Cost	266,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_IntellectualPropertyMember	170,000us-gaap_FiniteLivedIntangibleAssetsGross / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_IntellectualPropertyMember
Accumulated Amortization	86,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_IntellectualPropertyMember	36,000us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_IntellectualPropertyMember
Net Book Value	$ 180,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_IntellectualPropertyMember	$ 134,000us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_IntellectualPropertyMember
Estimated Useful Life	7 years

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of amortization expense expected to be recognized during the next fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of amortization expense expected to be recognized during the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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