CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 30, 2016	Aug. 01, 2015	Jul. 30, 2016	Aug. 01, 2015
Net income (loss)	$ 51,305	$ (771,940)	$ 28,626	$ (757,850)
Other comprehensive income (loss), net of tax:
Net change in unrealized gain (loss) on marketable securities	1,976	(1,458)	4,409	(3,318)
Net change in unrealized gain (loss) on auction rate securities		12		(103)
Net change in unrealized gain (loss) on cash flow hedges	(183)	88	401	1,835
Other comprehensive income (loss), net of tax	1,793	(1,358)	4,810	(1,586)
Comprehensive income (loss), net of tax	$ 53,098	$ (773,298)	$ 33,436	$ (759,436)

Other Comprehensive Income, Auction Rate Securities Adjustment, Net of Tax, Period Increase Decrease

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

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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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Amount after tax and 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 after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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Amount after tax and reclassification adjustments of other comprehensive income (loss).

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