v2.4.0.6

Financial Instruments (Details) (Recurring [Member], USD $) In Thousands, unless otherwise specified	Jun. 29, 2012	Sep. 30, 2011
Contingent consideration [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis	$ 9,525	$ 25,502
Common stock warrant liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis	13,527	10,736
Class B conversion liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis		81,378
Active Markets for Identical Assets (Level 1) [Member] | Contingent consideration [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis
Active Markets for Identical Assets (Level 1) [Member] | Common stock warrant liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis
Active Markets for Identical Assets (Level 1) [Member] | Class B conversion liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis
Observable Inputs (Level 2) [Member] | Contingent consideration [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis
Observable Inputs (Level 2) [Member] | Common stock warrant liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis
Observable Inputs (Level 2) [Member] | Class B conversion liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis
Unobservable Inputs (Level 3) [Member] | Contingent consideration [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis	9,525	25,502
Unobservable Inputs (Level 3) [Member] | Common stock warrant liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis	13,527	10,736
Unobservable Inputs (Level 3) [Member] | Class B conversion liability [Member]
Financial liabilities measured at fair value on a recurring basis
Financial liabilities measured at fair value on a recurring basis		$ 81,378

X

- Details

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

This element represents the aggregate of the liabilities reported on the balance sheet at period end measured at fair value 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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant