Amount drawn.

No definition available.

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Namespace Prefix:	tgtx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount drawn on first advance.

+ References

No definition available.

+ Details

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Namespace Prefix:	tgtx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number of advances.

+ References

No definition available.

+ Details

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Namespace Prefix:	tgtx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of prepayment charge.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(13))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Balance Type:
Period Type:

- Details

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Balance Type:
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- Details

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Balance Type:
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- Details

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- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

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- Details

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- Details

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Data Type:	na
Balance Type:
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- Details

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LOANS PAYABLE (Details) $ in Millions	12 Months Ended
LOANS PAYABLE (Details) $ in Millions	Dec. 31, 2021 USD ($)	Feb. 28, 2019 USD ($) item
Term Loan [Member]
Debt Instrument [Line Items]
Maximum term loan facility	$ 60.0	$ 60.0
Amount of outstanding loan balance	7.8
Number of advances \| item		4
Amount drawn on first advance		$ 30.0
Term Loan [Member] \| Tranche Two
Debt Instrument [Line Items]
Amount of draw		10.0
Term Loan [Member] \| Tranche Three
Debt Instrument [Line Items]
Amount of draw	10.0
Term Loan [Member] \| Tranche Four
Debt Instrument [Line Items]
Amount of draw		$ 10.0
Amended Loan Agreement
Debt Instrument [Line Items]
Maximum term loan facility	200.0
Amount drawn on first advance	70.0
Amended Loan Agreement \| Tranche Two
Debt Instrument [Line Items]
Amount of draw	20.0
Amended Loan Agreement \| Tranche Three
Debt Instrument [Line Items]
Amount of draw	45.0
Amended Loan Agreement \| Tranche Four
Debt Instrument [Line Items]
Amount of draw	$ 65.0
Amended Loan Agreement \| Within First twelve Months Of Closing Date [Member]
Debt Instrument [Line Items]
Prepayment charge (as a percent)	2.00%
Amended Loan Agreement \| After Twelve Months But On Or Before Twenty Four Months [Member]
Debt Instrument [Line Items]
Prepayment charge (as a percent)	1.50%
Amended Loan Agreement \| After Twenty Four Months Of Closing Date [Member]
Debt Instrument [Line Items]
Prepayment charge (as a percent)	1.00%
Amended Loan Agreement \| Prime Rate [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Interest rate ( as a percent)	2.15%
Amended Loan Agreement \| Prime Rate [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Interest rate ( as a percent)	5.40%