CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jul. 30, 2016	Jan. 30, 2016
Current assets:
Cash and cash equivalents	$ 718,752	$ 1,278,180
Short-term investments	905,257	1,004,569
Accounts receivable, net	348,683	323,300
Inventories	202,717	210,017
Prepaid expenses and other current assets	54,870	102,560
Total current assets	2,230,279	2,918,626
Property and equipment, net	274,774	299,540
Long-term investments	8,974	11,296
Goodwill	2,029,945	2,029,945
Acquired intangible assets, net	12,118	18,010
Other non-current assets	160,586	164,710
Total assets	4,716,676	5,442,127
Current liabilities:
Accounts payable	212,950	180,372
Accrued liabilities	112,976	132,060
Carnegie Mellon University accrued litigation settlement		736,000
Accrued employee compensation	106,513	121,631
Deferred income	72,049	55,722
Total current liabilities	504,488	1,225,785
Non-current income taxes payable	35,817	49,256
Other non-current liabilities	17,283	26,963
Total liabilities	557,588	1,302,004
Commitments and contingencies (Note 10)
Shareholders' equity:
Common shares, $0.002 par value	1,022	1,015
Additional paid-in capital	3,075,579	3,028,921
Accumulated other comprehensive income (loss)	4,015	(795)
Retained earnings	1,078,472	1,110,982
Total shareholders' equity	4,159,088	4,140,123
Total liabilities and shareholders' equity	$ 4,716,676	$ 5,442,127

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.