v2.4.0.6

Restructuring Charges - Additional information (Detail) (USD $)	3 Months Ended						12 Months Ended	3 Months Ended	12 Months Ended		3 Months Ended	12 Months Ended	3 Months Ended
	Dec. 29, 2012	Dec. 24, 2011	Dec. 29, 2012 Indiana [Member ]	Sep. 29, 2012 Indiana [Member ]	Dec. 29, 2012 Consolidation of Diagnostics Operations [Member]	Sep. 29, 2012 Consolidation of Diagnostics Operations [Member]	Sep. 29, 2012 Consolidation of Diagnostics Operations [Member]	Dec. 29, 2012 Consolidation of Diagnostics Operations [Member] Restructuring [Member]	Sep. 29, 2012 Consolidation of Selenium Panel Coating Production [Member] Minimum [Member]	Sep. 29, 2012 Consolidation of Selenium Panel Coating Production [Member] Maximum [Member]	Mar. 24, 2012 Abandonment of Adiana Product Line [Member]	Sep. 29, 2012 Abandonment of Adiana Product Line [Member]	Dec. 29, 2012 Closure of Indianapolis Facility [Member]	Sep. 29, 2012 Closure of Indianapolis Facility [Member]	Dec. 29, 2012 Closure of Indianapolis Facility [Member] Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Divestiture charges											$ 18,300,000	$ 19,500,000
Restructuring charges - cost of product sales												19,100,000
Other restructuring charges												400,000
Impairment charges related to inventory												9,900,000
Impairment charges related to manufacturing equipment												6,500,000
Charges related to outstanding contractual obligations												2,700,000
Severance Charges						13,300,000	900,000		1,200,000	1,400,000		100,000		900,000	1,500,000
Restructuring charges not recorded in cost of product sales												300,000
Stock-based compensation expense	12,066,000	8,657,000					3,500,000	200,000
Additional severance charges								800,000
Estimated aggregate severance charges					6,400,000								6,400,000
Exiting charges							600,000	1,000,000
State of Indiana employee credits accrual			$ 700,000	$ 900,000

X

- Definition

Aggregate additional estimated severance and benefit charges to be recognized over the remaining service period as of the balance sheet. The severance charges are being recognized pursuant to ASC 420, "Exit or Disposal Cost Obligations.

+ References

No definition available.

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X

- Definition

Charges related to outstanding contractual purchase obligation for raw materials and inventory components that will not be utilized, and other contractual obligations.

+ References

No definition available.

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X

- Definition

Aggregate charges recorded to divest of a business segment and/or product line, including the write-off of inventory, impairment of equipment, severance benefits and other contractual obligations.

+ References

No definition available.

+ Details

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X

- Definition

Amount represents the estimated aggregate severance and related benefit charges to be recorded as one time termination benefits, which are recognized as expense over the required service period to receive such benefit.

+ References

No definition available.

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X

- Definition

Impairment charges related to inventory.

+ References

No definition available.

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X

- Definition

Charges related to manufacturing equipment and/or equipment located at customer sites that is impaired, and is written down to its fair value.

+ References

No definition available.

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X

- Definition

Other restructuring charges

+ References

No definition available.

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X

- Definition

Amount represents employment credits owed to the State of Indiana.

+ References

No definition available.

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X

- Definition

Restructuring charges for a divestiture action not recorded in cost of product sales, representing severance and other charges.

+ References

No definition available.

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X

- Definition

Represents the aggregate restructuring charges in connection with an exit activity comprised of recording inventory at its net realizable value, writing down property and equipment to fair value, and recording accruals for purchase orders of materials and components for which the company has no use for.

+ References

No definition available.

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X

- Definition

The charge against earnings in the period, comprised of costs incurred associated with an exit or disposal activity other than for a discontinued operations as defined under generally accepted accounting principles. Costs of such activities include those for one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and costs associated with an ongoing benefit arrangement, but excludes costs associated with the retirement of a long-lived asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 420

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SAB TOPIC 5.P.3)

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X

- Definition

The charge against earnings in the period for known and estimated costs of termination benefits provided to current employees that are involuntarily terminated under a benefit arrangement associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding costs or losses pertaining to an entity newly acquired in a business combination or a discontinued operation as defined by generally accepted accounting principles and costs associated with one-time termination benefits.

+ References

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-Name Accounting Standards Codification

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

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-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.



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