DISTRIBUTION AGREEMENTS AND MAJOR CUSTOMERS (Detail Textuals 1) (C R Bard)	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Brachytherapy Seed
Revenue, Major Customer [Line Items]
Percentage of revenue	23.00%	29.00%
Percentage of consolidated revenue	10.00%	10.00%
Percentage of accounts receivable	18.00%		16.00%
Surgical products
Revenue, Major Customer [Line Items]
Percentage of accounts receivable	10.00%

Percentage of the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

No definition available.

Name:	tgx_PercentageOfReportingSegmentAccountsReceivableFromCustomer
Namespace Prefix:	tgx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant