Related Party Transactions (Details) - USD ($) $ in Thousands	3 Months Ended
	Apr. 29, 2016	May. 01, 2015	Jan. 29, 2016
Related Party Transaction [Line Items]
Charged under shared services agreement	$ 27,852	$ 25,784
Purchases of systems from Dell	49,849	43,996
Purchases of computer equipment from Dell	3,474	3,087
Revenues	99,793	77,399
Intercompany receivable	34,077		$ 19,496
Intercompany payable	(44,904)		(41,187)
Net intercompany payable (in accrued and other)	(10,827)		(21,691)
Net operating loss tax sharing receivable under agreement with Dell (in other non-current assets)	25,806		9,336
Net operating loss tax sharing receivable under agreement with Dell (in other non-current liabilities)	104,340		90,984
Dell Inc. | Principal Owner
Related Party Transaction [Line Items]
Charged under shared services agreement	1,400	2,900
Fees for professional services		1,200
Purchases of systems from Dell	2,800	3,200
Purchases of computer equipment from Dell	500	1,700
Accounts receivable from clients under reseller agreement with Dell (in accounts receivable, net)	16,586		15,552
Net operating loss tax sharing receivable under agreement with Dell (in other non-current assets)	21,160
Net operating loss tax sharing receivable under agreement with Dell (in other non-current liabilities)			$ 18,509
Dell Inc. | Chief Executive Officer
Related Party Transaction [Line Items]
Revenues	23	$ 52
Dell Inc. | Contracts Not Yet Transferred | Principal Owner
Related Party Transaction [Line Items]
Revenues	9,400
Dell Inc. | Solutions Purchases | Principal Owner
Related Party Transaction [Line Items]
Revenues	$ 4,900