Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Jan. 25, 2015	Jan. 26, 2014	Jan. 27, 2013
Net income (loss)	$ 27,947us-gaap_ProfitLoss	$ (164,466)us-gaap_ProfitLoss	$ 41,939us-gaap_ProfitLoss
Other comprehensive loss, before tax:
Change in net unrealized holding loss on available-for-sale investments	(1)	(7)	(42)
Change in unrealized loss on interest rate cap	(284)	(228)	(556)
Less: Reclassification adjustments of losses on interest rate cap included in interest expense	242	78	0
Change in cumulative translation adjustment	0	0	203
Total other comprehensive loss, before tax	(43)	(157)	(395)
(Provision) Benefit for taxes related to items of other comprehensive loss	(47)us-gaap_OtherComprehensiveIncomeLossTax	57us-gaap_OtherComprehensiveIncomeLossTax	213us-gaap_OtherComprehensiveIncomeLossTax
Total other comprehensive loss, net of tax	(90)	(100)	(182)
Comprehensive income (loss)	$ 27,857	$ (164,566)	$ 41,757

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount before tax, after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount of tax expense (benefit) allocated to other comprehensive income (loss).

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