XML 42 R40.htm IDEA: XBRL DOCUMENT
v3.3.0.814

Goodwill and Other Intangible Assets Goodwill Rollforward (Details) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2015 USD ($)
Goodwill [Roll Forward] |
Balance, beginning | $ 460,080
Translation and purchase accounting adjustments | (4,650)
Balance, ending | 455,430
Packaging [Member] |
Goodwill [Roll Forward] |
Balance, beginning | 169,350
Translation and purchase accounting adjustments | (2,560)
Balance, ending | 166,790
Energy [Member] |
Goodwill [Roll Forward] |
Balance, beginning | 73,180
Translation and purchase accounting adjustments | (2,090)
Balance, ending | 71,090
Aerospace [Member] |
Goodwill [Roll Forward] |
Balance, beginning | 210,130
Translation and purchase accounting adjustments | 0
Balance, ending | 210,130
Engineered Components [Member] |
Goodwill [Roll Forward] |
Balance, beginning | 7,420
Translation and purchase accounting adjustments | 0
Balance, ending | $ 7,420

X
- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
Name: | us-gaap_Goodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_GoodwillRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of increase (decrease) from foreign currency translation adjustments and purchase accounting adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
Name: | us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=trs_PackagingReportableSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=trs_EnergyReportableSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=trs_AerospaceDefenseReportableSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=trs_EngineeredComponentsReportableSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |