Amortization Expense for Patent Prepaid License Fees and Sunset Period Royalty

No definition available.

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- Definition

The estimated amount of possible loss in future periods from the contingency

+ References

No definition available.

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- Definition

Expense Recorded In Connection With Litigation

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No definition available.

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- Definition

License term.

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No definition available.

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- Definition

Number of claims contained in lawsuit

+ References

No definition available.

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- Definition

Number of patents involved in infringement lawsuit.

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No definition available.

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- Definition

Royalty Payments Included In Cost Of Sales

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No definition available.

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- Definition

Unamortized Prepaid License Fees

+ References

No definition available.

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- Definition

Amount of judgment or settlement awarded to (against) the entity in respect of litigation.

+ References

No definition available.

+ Details

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- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

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- Definition

The estimated maximum amount of possible loss from the contingency.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 9

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-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349

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- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

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- Definition

Amounts payable for money transfers, money orders, and consumer payment service arrangements. Settlement liabilities include amounts payable to intermediaries for global payment transfers.

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No definition available.

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Commitments and Contingencies - Additional Information (Detail) (USD $)	0 Months Ended	3 Months Ended			6 Months Ended		12 Months Ended			36 Months Ended
	Jul. 03, 2012	Dec. 28, 2014	Dec. 29, 2013	Sep. 30, 2012	Dec. 28, 2014	Dec. 29, 2013	Jun. 29, 2014	Jul. 01, 2012	Jun. 27, 2010	Dec. 28, 2014
Contingencies And Commitments [Line Items]
Loss contingency, claims, number									300elx_Losscontingencyclaimsnumber
Number of patents involved in the Broadcom infringement lawsuit									11
Settlement amount per Patent License and Release Agreement	$ 58,000,000us-gaap_LitigationSettlementAmount						$ 5,000,000us-gaap_LitigationSettlementAmount
Settlement Liabilities, Current		3,800,000us-gaap_SettlementLiabilitiesCurrent			3,800,000us-gaap_SettlementLiabilitiesCurrent					3,800,000us-gaap_SettlementLiabilitiesCurrent
Payment for settlement agreement				58,000,000us-gaap_PaymentsForLegalSettlements
Litigation settlement expense								36,800,000us-gaap_LitigationSettlementExpense
License term for amortization of prepaid license fees								10 years
Unamortized prepaid license fees		11,100,000elx_UnamortizedPrepaidLicenseFees			11,100,000elx_UnamortizedPrepaidLicenseFees			21,200,000elx_UnamortizedPrepaidLicenseFees		11,100,000elx_UnamortizedPrepaidLicenseFees
Amortization expense for patent prepaid license fees and sunset period royalty		900,000	1,000,000		1,900,000	2,000,000
Recorded expenses related to incremental mitigation, product redesign and appeal			900,000		200,000	3,400,000				21,900,000
Royalty payments recorded to cost of sales		1,100,000	1,300,000		1,900,000	1,800,000				6,300,000
Mitigation, product redesign and appeal related expenses [Member]
Contingencies And Commitments [Line Items]
Estimated incremental litigation-related expenses during fiscal 2014, maximum		200,000			200,000					200,000
Customer royalty reimbursements [Member]
Contingencies And Commitments [Line Items]
Estimated incremental litigation-related expenses in future periods		4,000,000			4,000,000					4,000,000
Prepaid expenses and other current assets [Member]
Contingencies And Commitments [Line Items]
Unamortized prepaid license fees		3,400,000			3,400,000					3,400,000
Other assets [Member]
Contingencies And Commitments [Line Items]
Unamortized prepaid license fees		$ 7,700,000			$ 7,700,000					$ 7,700,000