XML 57 R41.htm IDEA: XBRL DOCUMENT v3.22.1

Derivative Financial Instruments Terphane Future Cash Flow Hedges (Details) - Terphane Ltda [Member] R$ in Thousands, $ in Thousands	Mar. 31, 2022 USD ($)	Mar. 31, 2022 BRL (R$)
Derivative [Line Items]
Derivative, Notional Amount	$ 22,801	R$ 128,210
Foreign Currency Exchange Rate, Translation	5.6230	5.6230
Percentage of Coverage Using Cash Flow Hedges	39.00%	39.00%
Apr-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,615	R$ 8,761
Foreign Currency Exchange Rate, Translation	5.4247	5.4247
Percentage of Coverage Using Cash Flow Hedges	68.00%	68.00%
May-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,647	R$ 8,984
Foreign Currency Exchange Rate, Translation	5.4545	5.4545
Percentage of Coverage Using Cash Flow Hedges	70.00%	70.00%
Jun-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,596	R$ 8,760
Foreign Currency Exchange Rate, Translation	5.4890	5.4890
Percentage of Coverage Using Cash Flow Hedges	68.00%	68.00%
Jul-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,719	R$ 9,489
Foreign Currency Exchange Rate, Translation	5.5200	5.5200
Percentage of Coverage Using Cash Flow Hedges	74.00%	74.00%
Aug-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,708	R$ 9,490
Foreign Currency Exchange Rate, Translation	5.5560	5.5560
Percentage of Coverage Using Cash Flow Hedges	74.00%	74.00%
Sep-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,780	R$ 9,953
Foreign Currency Exchange Rate, Translation	5.5915	5.5915
Percentage of Coverage Using Cash Flow Hedges	77.00%	77.00%
Oct-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,793	R$ 10,088
Foreign Currency Exchange Rate, Translation	5.6264	5.6264
Percentage of Coverage Using Cash Flow Hedges	78.00%	78.00%
Nov-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,784	R$ 10,097
Foreign Currency Exchange Rate, Translation	5.6597	5.6597
Percentage of Coverage Using Cash Flow Hedges	78.00%	78.00%
Dec-22
Derivative [Line Items]
Derivative, Notional Amount	$ 1,659	R$ 9,450
Foreign Currency Exchange Rate, Translation	5.6962	5.6962
Percentage of Coverage Using Cash Flow Hedges	73.00%	73.00%
Jan-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,447
Foreign Currency Exchange Rate, Translation	5.5145	5.5145
Percentage of Coverage Using Cash Flow Hedges	24.00%	24.00%
Feb-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,474
Foreign Currency Exchange Rate, Translation	5.5581	5.5581
Percentage of Coverage Using Cash Flow Hedges	24.00%	24.00%
Mar-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,501
Foreign Currency Exchange Rate, Translation	5.6014	5.6014
Percentage of Coverage Using Cash Flow Hedges	24.00%	24.00%
Apr-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,528
Foreign Currency Exchange Rate, Translation	5.6446	5.6446
Percentage of Coverage Using Cash Flow Hedges	24.00%	24.00%
May-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,554
Foreign Currency Exchange Rate, Translation	5.6866	5.6866
Percentage of Coverage Using Cash Flow Hedges	24.00%	24.00%
Jun-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,583
Foreign Currency Exchange Rate, Translation	5.7323	5.7323
Percentage of Coverage Using Cash Flow Hedges	24.00%	24.00%
Jul-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,610
Foreign Currency Exchange Rate, Translation	5.7756	5.7756
Percentage of Coverage Using Cash Flow Hedges	25.00%	25.00%
Aug-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,637
Foreign Currency Exchange Rate, Translation	5.8197	5.8197
Percentage of Coverage Using Cash Flow Hedges	25.00%	25.00%
Sep-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,664
Foreign Currency Exchange Rate, Translation	5.8627	5.8627
Percentage of Coverage Using Cash Flow Hedges	25.00%	25.00%
Oct-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,689
Foreign Currency Exchange Rate, Translation	5.9028	5.9028
Percentage of Coverage Using Cash Flow Hedges	25.00%	25.00%
Nov-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,713
Foreign Currency Exchange Rate, Translation	5.9414	5.9414
Percentage of Coverage Using Cash Flow Hedges	25.00%	25.00%
Dec-23
Derivative [Line Items]
Derivative, Notional Amount	$ 625	R$ 3,738
Foreign Currency Exchange Rate, Translation	5.9800	5.9800
Percentage of Coverage Using Cash Flow Hedges	25.00%	25.00%

X

- Definition

Percentage of Coverage Using Cash Flow Hedges

+ References

No definition available.

+ Details

Name:	tg_PercentageofCoverageUsingCashFlowHedges
Namespace Prefix:	tg_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

X

- 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

Name:	us-gaap_DerivativeLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

+ Details

Name:	us-gaap_DerivativeNotionalAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section S99
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6897108&loc=SL6897125-166521

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6450520&loc=d3e32618-110901

+ Details

Name:	us-gaap_ForeignCurrencyExchangeRateTranslation1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=tg_TerphaneLtdaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Apr22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_May22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Jun22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Jul22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Aug22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Sep22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Oct22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Nov22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Dec22Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Jan23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Feb23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Mar23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Apr23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_May23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Jun23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Jul23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Aug23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Sep23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Oct23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Nov23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	tg_CashFlowHedgeMaturityDateAxis=tg_Dec23Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: