Amounts received from the disposal of the current asset during or after the reporting period.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Aggregate sales price including all consideration received (such as cash, escrowed cash, royalty rights, loans receivable, equity received, payouts and any other form of asset received).

+ References

No definition available.

+ Details

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Namespace Prefix:	avid_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The costs incurred by the Entity on the sale or disposal.

+ References

No definition available.

+ Details

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Namespace Prefix:	avid_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Definition

The aggregate value (measured at the lower of net carrying value or fair value less cost of disposal) for assets of a disposal group, including a component of the entity (discontinued operation), to be sold or that has been disposed of through sale, as of the financial statement date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of gain (loss), after tax expense or benefit and not previously recognized, resulting from the sale of a business component.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e957-107759

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6360339&loc=d3e1361-107760

+ Details

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

- Definition

The value of all consideration given or received by the Entity in the significant acquisition or disposal.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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DISCONTINUED OPERATIONS (Details) (USD $) In Millions, unless otherwise specified				9 Months Ended
	Jul. 02, 2012	Jul. 02, 2012 Numark Industries, L.P. [Member]	Jul. 02, 2012 Corel Corporation [Member]	Sep. 30, 2012 Scenario, Actual [Member]	Jun. 30, 2012 Consumer Business Divestiture [Member]
Assets of Disposal Group, Including Discontinued Operation	$ 25.0
Significant Acquisitions and Disposals, Acquisition Costs or Sale Proceeds	14.8
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax				38.0
Significant Acquisitions and Disposals, Costs to Sell					(1.9)
Disposal Group, Total Sales Price		11.8	3.0
Current Assets Held-for-Sale, Proceeds from Sale		$ 10.9	$ 2.4