Condensed Consolidated Statement of Equity [Parenthetical] (USD $)	9 Months Ended
Sep. 30, 2012
Preferred Stock Issued	$ 20.00

The value per share of preferred stock issued during the period, net of expenses.

No definition available.

Name:	tgtxd_PreferredStockIssued
Namespace Prefix:	tgtxd_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration