XML 65 R51.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Segment Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Segment Reporting Information [Line Items] |  |  |  |
Net sales | $ 213,370 | $ 203,320 | $ 413,200 | $ 406,200
Operating profit (loss) | 26,250 | 18,660 | 41,990 | 35,110
Packaging [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 88,740 | 88,110 | 169,700 | 168,220
Operating profit (loss) | 21,540 | 21,410 | 38,390 | 39,250
Aerospace [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 47,580 | 44,090 | 93,000 | 84,590
Operating profit (loss) | 6,930 | 3,550 | 11,930 | 7,010
Energy [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 43,490 | 39,950 | 84,420 | 84,700
Operating profit (loss) | 110 | (3,090) | (3,790) | (6,700)
Engineered Components [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Net sales | 33,560 | 31,170 | 66,080 | 68,690
Operating profit (loss) | 4,710 | 3,860 | 9,690 | 9,440
Corporate, Non-Segment [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Operating profit (loss) | $ (7,040) | $ (7,070) | $ (14,230) | $ (13,890)

X
- Definition The net result for the period of deducting operating expenses from operating revenues. + References No definition available. + Details
Name: | us-gaap_OperatingIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_SalesRevenueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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_AerospaceDefenseReportableSegmentMember
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_EngineeredComponentsReportableSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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