Stockholders' Equity and Redeemable Noncontrolling Interests (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended			12 Months Ended	6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013 Guess, Inc. Stockholders' Equity	Feb. 02, 2013 Guess, Inc. Stockholders' Equity	Aug. 03, 2013 Noncontrolling Interest	Feb. 02, 2013 Noncontrolling Interest	Aug. 03, 2013 Stockholders' Equity, Total	Feb. 02, 2013 Stockholders' Equity, Total
Stockholders' equity reconciliation
Stockholders' equity, balances at the beginning of the period			$ 1,100,868		$ 1,086,992	$ 1,175,630	$ 13,876	$ 18,635	$ 1,100,868	$ 1,194,265
Net earnings	40,703	42,949	51,803	70,162	49,782	178,744	2,021	2,742	51,803	181,486
Foreign currency translation adjustment, net of income tax					(21,815)	22,025	(209)	322	(22,024)	22,347
Gain (loss) on derivative financial instruments designated as cash flow hedges, net of income tax					3,340	(6,041)	0	0	3,340	(6,041)
Gain (loss) on marketable securities, net of income tax					(22)	139	0	0	(22)	139
SERP plan amendment, prior service cost and actuarial valuation gain (loss) and related amortization, net of income tax					3,331	4,613	0	0	3,331	4,613
Issuance of common stock under stock compensation plans, net of tax effect					2,468	1,362	0	0	2,468	1,362
Issuance of stock under Employee Stock Purchase Plan					565	1,186	0	0	565	1,186
Share-based compensation					5,999	16,285	0	0	5,999	16,285
Dividends					(34,149)	(172,792)	0	0	(34,149)	(172,792)
Share repurchases					(22,099)	(140,262)	0	0	(22,099)	(140,262)
Purchase of redeemable noncontrolling interest						4,857		(4,857)		0
Noncontrolling interest capital contribution					0	0	0	1,488	0	1,488
Noncontrolling interest capital distribution						0		(4,237)		(4,237)
Redeemable noncontrolling interest redemption value adjustment					(410)	1,246	0	(217)	(410)	1,029
Stockholders' equity, balances at the end of the period	1,089,670		1,089,670		1,073,982	1,086,992	15,688	13,876	1,089,670	1,100,868
Comprehensive income (loss), income tax effect
Foreign currency translation adjustment, tax effect									7,483	(13,769)
Gain (loss) on derivative financial instruments designated as cash flow hedges, tax effect									(591)	1,056
Gain (loss) on marketable securities, tax effect									11	(85)
SERP plan amedment, prior service cost and actuarial valuation gain (loss) and related amortization, tax effect	$ (165)	$ (378)	$ (330)	$ (756)					$ (2,063)	$ (2,855)