Other Current Liability (Detail) (USD $) In Thousands, unless otherwise specified	Jul. 01, 2012	Jan. 01, 2012
Schedule of Other Current Liabilities [Line Items]
Accrued compensation	$ 12,884	$ 13,019
Accrued restructuring and other exit costs	4,626	5,660
Deferred revenue	4,530	5,345
Accrued non-income taxes	4,404	4,440
Deferred income taxes	2,887	2,887
Other current liabilities	15,677	17,363
Total	$ 45,008	$ 48,714

Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed within one year or operating cycle, if longer.

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Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Aggregate carrying amount of current liabilities (due within one year or within the normal operating cycle if longer) not separately disclosed in the balance sheet. Includes costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered and of liabilities not separately disclosed.

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- Definition

Carrying amount as of the balance sheet date of known and estimated obligations associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, which are expected to be paid in the next twelve months or in the normal operating cycle if longer. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

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