XML 53 R64.htm IDEA: XBRL DOCUMENT ﻿
v2.3.0.11

Contingent Liabilities And Commitments (Narrative) (Details) (USD $) In Thousands, unless otherwise specified | Jul. 31, 2011 | Jul. 31, 2010
--- | --- | ---
Contingent Liabilities And Commitments |  |
Repurchase and guarantee reserve balances | $ 3,479 | $ 3,312
Chassis delivered to customers in days | 90 |
Chassis consigned inventory | 23,138 |
Additional chassis provided by customers | 12,520 |
Civil cash penalty for violating the books and records and internal control provisions of the federal securities laws and regulations | 1,000 |
Suits currently pending | 550 |
Amount agreed to pay plaintiffs | $ 2,625 |

X
- Definition Amount agreed to pay plaintiffs. + Details
Name: | tho_AmountAgreedToPayPlaintiffs
Namespace Prefix: | tho
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Chassis delivered to customers in days. + Details
Name: | tho_ChassisDeliveredToCustomersInDays
Namespace Prefix: | tho
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Civil cash penalty for violating the books and records and internal control provisions of the federal securities laws and regulations there under. + Details
Name: | tho_CivilCashPenaltyForViolatingBooksAndRecordsAndInternalControlProvisionsOfFederalSecuritiesLawsAndRegulationsThereUnder
Namespace Prefix: | tho
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Repurchase and guarantee reserve balances. + Details
Name: | tho_RepurchaseAndGuaranteeReserveBalances
Namespace Prefix: | tho
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Total additional chassis provided by customers. + Details
Name: | tho_TotalAdditionalChassisProvidedByCustomers
Namespace Prefix: | tho
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Consigned unrecorded liability. + Details
Name: | tho_UnrecordedInventory
Namespace Prefix: | tho
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The total amount of pending claims pertaining to a loss contingency accrual as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 9, 10, 11, 12 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
Name: | us-gaap_LossContingencyPendingClaimsNumber
Namespace Prefix: | us-gaap
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant