Net (Loss) Income per Share - Computation of Basic and Diluted Net (Loss) Income Per Share (Detail) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Dec. 28, 2014	Dec. 29, 2013	Dec. 28, 2014	Dec. 29, 2013
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income (loss)	$ 4,322us-gaap_NetIncomeLoss	$ (4,027)us-gaap_NetIncomeLoss	$ 3,603us-gaap_NetIncomeLoss	$ (7,668)us-gaap_NetIncomeLoss
Less: Undistributed earnings allocated to participating securities	0	0	(1)	0
Undistributed Earnings, Basic	4,322us-gaap_UndistributedEarnings	(4,027)us-gaap_UndistributedEarnings	3,602us-gaap_UndistributedEarnings	(7,668)us-gaap_UndistributedEarnings
Undistributed Earnings, Diluted	$ 4,322us-gaap_UndistributedEarningsDiluted	$ (4,027)us-gaap_UndistributedEarningsDiluted	$ 3,602us-gaap_UndistributedEarningsDiluted	$ (7,668)us-gaap_UndistributedEarningsDiluted
Weighted Average Number of Shares Outstanding, Basic	71,459	86,881	71,250	89,162
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	1,663	0	1,670	0
Weighted Average Number of Shares Outstanding, Diluted	73,122	86,881	72,920	89,162
Earnings Per Share, Basic	$ 0.06us-gaap_EarningsPerShareBasic	$ (0.05)us-gaap_EarningsPerShareBasic	$ 0.05us-gaap_EarningsPerShareBasic	$ (0.09)us-gaap_EarningsPerShareBasic
Earnings Per Share, Diluted	$ 0.06us-gaap_EarningsPerShareDiluted	$ (0.05)us-gaap_EarningsPerShareDiluted	$ 0.05us-gaap_EarningsPerShareDiluted	$ (0.09)us-gaap_EarningsPerShareDiluted
Average market price of common stock	$ 5.36elx_AverageMarketPriceOfCommonStock	$ 7.44elx_AverageMarketPriceOfCommonStock	$ 5.40elx_AverageMarketPriceOfCommonStock	$ 7.61elx_AverageMarketPriceOfCommonStock
Stock Compensation Plan [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive options and unvested stock excluded from the computations	2,563	5,281	2,525	5,623

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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The earnings that is allocated to common stock and participating securities to the extent that each security may share in earnings as if all of the earnings for the period had been distributed.

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