Name:	tgtx_StockBasedCompensationLineItems
Namespace Prefix:	tgtx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The noncash expense that represents the cost of restricted stock or unit distributed to employees as compensation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

+ Details

Name:	us-gaap_RestrictedStockExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

+ Details

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The noncash expense that accounts for the value of stock or unit options distributed to employees as compensation.

+ References

+ Details

Name:	us-gaap_StockOptionPlanExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

STOCKHOLDERS' EQUITY (Details 3) (USD $)	3 Months Ended	9 Months Ended		22 Months Ended
STOCKHOLDERS' EQUITY (Details 3) (USD $)	Sep. 30, 2013	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013
Stock Based Compensation [Line Items]
Stock compensation expense	$ 996,755	$ 4,256,000	$ 2,178,590	$ 7,764,676
Employee Stock Option [Member]
Stock Based Compensation [Line Items]
Stock-based compensation expense associated with option grants	0	56,405
Restricted Stock [Member]
Stock Based Compensation [Line Items]
Stock-based compensation expense associated with restricted stock	$ 996,755	$ 4,199,595