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Fair Value Measurements (Assets And Liabilities Measured At Fair Value On Recurring Basis) (Detail) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2012 | Jul. 02, 2011
--- | --- | ---
Fair Value Disclosures [Line Items] |  |
Foreign currency forward contracts, Financial Assets | $ 858 | $ 2,723
Foreign currency forward contracts, Financial Liabilities | (1,851) | (82)
Level 1 [Member] |  |
Fair Value Disclosures [Line Items] |  |
Foreign currency forward contracts, Financial Assets |  |
Foreign currency forward contracts, Financial Liabilities |  |
Level 2 [Member] |  |
Fair Value Disclosures [Line Items] |  |
Foreign currency forward contracts, Financial Assets | 858 | 2,723
Foreign currency forward contracts, Financial Liabilities | (1,851) | (82)
Level 3 [Member] |  |
Fair Value Disclosures [Line Items] |  |
Foreign currency forward contracts, Financial Assets |  |
Foreign currency forward contracts, Financial Liabilities |  |

X
- Details
Name: | ktcc_FairValueDisclosuresLineItems
Namespace Prefix: | ktcc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureRecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Aggregation of the liabilities reported on the balance sheet measured at fair value on a recurring basis by the entity. + References No definition available. + Details
Name: | us-gaap_LiabilitiesFairValueDisclosureRecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant