XML 52 R23.htm IDEA: XBRL DOCUMENT
v3.22.4

Note 12. Accumulated Other Comprehensive Income | 12 Months Ended
--- | ---
Dec. 31, 2022
Accumulated Other Comprehensive Income [Abstract] |
Comprehensive Income (Loss) Note [Text Block] | Note 12. Accumulated Other Comprehensive Income (Loss) Changes in AOCI for the years ended December 31, 2022 and 2021 are as follows:
| Currency translation adjustments |  | Unrealized gain/(loss) on derivative financial instruments |  | Net actuarial gains/(losses) of defined benefit plans |  | Accumulated Other Comprehensive Income (Loss)
| (in millions)
Balances at December 31, 2020 | $ | (1.3) |  |  | $ | (25.6) |  |  | $ | (4.0) |  |  | $ | (30.9) |
Other comprehensive income, net of tax, before reclassifications | — |  |  | 9.2 |  |  | 0.3 |  |  | 9.5 |
Amounts reclassified from AOCI, net of tax benefit of $—, $1.2, $0.1, and $1.3 | — |  |  | 5.4 |  |  | 0.2 |  |  | 5.6 |
Less: noncontrolling interest | — |  |  | (1.2) |  |  | — |  |  | (1.2) |
Other comprehensive income | — |  |  | 13.4 |  |  | 0.5 |  |  | 13.9 |
Balances at December 31, 2021 | (1.3) |  |  | (12.2) |  |  | (3.5) |  |  | (17.0) |
Other comprehensive income, net of tax, before reclassifications | — |  |  | 29.3 |  |  | 2.1 |  |  | 31.4 |
Amounts reclassified from AOCI, net of tax benefit of $—, $0.8, $0.1, and $0.9 | — |  |  | 3.5 |  |  | 0.2 |  |  | 3.7 |
Amounts reclassified to discontinued operations, net of tax | 1.3 |  |  | — |  |  | — |  |  | 1.3 |
Less: noncontrolling interest | — |  |  | 0.3 |  |  | — |  |  | 0.3 |
Other comprehensive income | 1.3 |  |  | 33.1 |  |  | 2.3 |  |  | 36.7 |
Balances at December 31, 2022 | $ | — |  |  | $ | 20.9 |  |  | $ | (1.2) |  |  | $ | 19.7 |
See Note 3 for information on the reclassification of amounts in AOCI into earnings. Reclassifications of unrealized before-tax gains and losses on derivative financial instruments are included in interest expense, net for our interest rate hedges and in cost of revenues for our foreign currency hedges in our Consolidated Statements of Operations. Reclassifications of before-tax net actuarial gains/(losses) of defined benefit plans are included in other, net (income) expense in our Consolidated Statements of Operations. Changes in currency translation adjustments above relate to the final resolution of amounts associated with businesses previously disposed and are included in loss on sale of discontinued operations, net of income taxes in our Consolidated Statements of Operations.

X
- Definition Accumulated Other Comprehensive Income [Abstract] + References No definition available. + Details
Name: | trn_AccumulatedOtherComprehensiveIncomeAbstract
Namespace Prefix: | trn_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for comprehensive income, which includes, but is not limited to, 1) the amount of income tax expense or benefit allocated to each component of other comprehensive income, including reclassification adjustments, 2) the reclassification adjustments for each classification of other comprehensive income and 3) the ending accumulated balances for each component of comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -URI https://asc.fasb.org/topic&trid=2134417 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 + Details
Name: | us-gaap_ComprehensiveIncomeNoteTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration