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EMPLOYEE BENEFIT PLAN (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Compensation and Retirement Disclosure [Abstract]      
Defined contribution plan, employer matching contribution, percent, first 3% of contributions 100.00%tbio_DefinedContributionPlanEmployerMatchingContributionPercentofMatchFirstThreePercentageofContributions    
Defined contribution plan, employer matching contribution, percent of employee's gross pay, first contributions 3.00%tbio_DefinedContributionPlanEmployerMatchingContributionPercentofEmployeesGrossPayFirstThreePercentageofContributions    
Defined contribution plan, employer matching contribution, percent, next 2% of contributions 50.00%tbio_DefinedContributionPlanEmployerMatchingContributionPercentofMatchNextTwoPercentageofContributions    
Defined contribution plan, employer matching contribution, percent of employee's gross pay, next contributions 2.00%tbio_DefinedContributionPlanEmployerMatchingContributionPercentofEmployeesGrossPayNextTwoPercentageofContributions    
Defined contribution plan, cost recognized $ 0.4us-gaap_DefinedContributionPlanCostRecognized $ 0.4us-gaap_DefinedContributionPlanCostRecognized $ 0.3us-gaap_DefinedContributionPlanCostRecognized