XML 55 R44.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Property and Equipment, Net - Depreciation Expense Table (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Depreciation Expense [Line Items] |  |  |  |
Depreciation expense |  |  | $ 18,630 | $ 18,890
Continuing Operations [Member] |  |  |  |
Depreciation Expense [Line Items] |  |  |  |
Depreciation expense | $ 5,760 | $ 5,840 | 18,630 | 18,890
Cost of Sales [Member] | Continuing Operations [Member] |  |  |  |
Depreciation Expense [Line Items] |  |  |  |
Depreciation expense | 5,490 | 5,440 | 17,330 | 17,380
Selling, General and Administrative Expenses [Member] | Continuing Operations [Member] |  |  |  |
Depreciation Expense [Line Items] |  |  |  |
Depreciation expense | $ 270 | $ 400 | $ 1,300 | $ 1,510

X
- Definition Depreciation Expense [Line Items] + References No definition available. + Details
Name: | trs_DepreciationExpenseLineItems
Namespace Prefix: | trs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
Name: | us-gaap_Depreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | us-gaap_StatementOperatingActivitiesSegmentAxis=us-gaap_SegmentContinuingOperationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_CostOfSalesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |