XML 54 R33.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Accounts And Other Receivables (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2017
Accounts and Notes Receivable, Net [Abstract] |
Schedule Of Accounts And Other Receivable | Accounts and other receivables consist of the following:
(In thousands) |  | 2017 |  | 2016
Trade, less allowance for doubtful accounts and sales returns of $3,304 in 2017 and $3,102 in 2016 | $ | 110,252 |  |  | $ | 91,109 |
Other | 9,883 |  |  | 6,279 |
Total | $ | 120,135 |  |  | $ | 97,388 |
Schedule Of Reconciliation Of The Beginning And Ending Balances Of The Allowance For Doubtful Accounts And Sales Returns | A reconciliation of the beginning and ending balances of the allowance for doubtful accounts and sales returns for the three years ended December 31, 2017 is as follows:
(In thousands) |  | 2017 |  | 2016 |  | 2015
Balance, beginning of year | $ | 3,102 |  |  | $ | 3,746 |  |  | $ | 2,610 |
Charges to expense | 2,369 |  |  | 1,410 |  |  | 3,387 |
Recoveries | (857 | ) |  | (32 | ) |  | (7 | )
Write-offs and settlements | (1,322 | ) |  | (2,167 | ) |  | (1,970 | )
Foreign exchange and other | 12 |  |  | 145 |  |  | (274 | )
Balance, end of year | $ | 3,304 |  |  | $ | 3,102 |  |  | $ | 3,746 |

X
- Definition Schedule of reconciliation of the beginning and ending balances of the allowance for doubtful accounts and sales returns. + References No definition available. + Details
Name: | tg_ScheduleOfReconciliationOfTheBeginningAndEndingBalancesOfTheAllowanceForDoubtfulAccountsAndSalesReturnsTableTextBlock
Namespace Prefix: | tg_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_AccountsAndNotesReceivableNetAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration