Impaired Assets to be Disposed of by Method Other than Sale, Fair Value of Asset

No definition available.

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Namespace Prefix:	trn_
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Period Type:	instant

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2420-110228

+ Details

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- Definition

The carrying amount on the books of the entity of the impaired asset to be disposed of by a method other than sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 15
-URI https://asc.fasb.org/extlink&oid=126905981&loc=d3e2611-110228

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230

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- Definition

Indicates line item in statement of income or comprehensive income that includes impairment of long-lived asset held for use.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230

+ Details

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Balance Type:	na
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- Definition

Amount of loss from impairment of right-of-use asset from operating lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 25
-Paragraph 6
-Subparagraph (c)
-URI https://asc.fasb.org/extlink&oid=123399704&loc=SL77918431-209957

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Balance Type:	debit
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- 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.

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- Details

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Note 11. Impairment Charges (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Fair Value of Asset				$ 191.7
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset				550.0
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]	Impairment of long-lived assets
Operating Lease, Impairment Loss	$ 11.1
Impairment of long-lived assets	369.4	$ 0.0	$ 0.0	396.4
Building [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of long-lived assets				15.2
Investments [Domain]
Restructuring Cost and Reserve [Line Items]
Impairment of long-lived assets				$ 11.8
Net income (loss) attributable to noncontrolling interest [Member]
Restructuring Cost and Reserve [Line Items]
Impairment of long-lived assets	$ 81.3