Stockholders' Equity and Redeemable Noncontrolling Interests (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		12 Months Ended
	May 02, 2015	May 03, 2014	Jan. 31, 2015
Stockholders' equity reconciliation
Common stock (in shares), beginning of period	85,323,154
Treasury stock (in shares), beginning of the period	54,235,846
Stockholders' equity, balance at the beginning of the period	$ 1,089,446	$ 1,169,986	$ 1,169,986
Net earnings	3,987	(2,187)	97,184
Foreign currency translation adjustment	(703)		(116,707)
Gain (loss) on derivative financial instruments designated as cash flow hedges, net of income tax	(2,861)		7,270
Loss on marketable securities, net of income tax	(4)		(106)
Prior service credit and actuarial valuation loss and related amortization on defined benefit plans, net of income tax	306		(5,862)
Issuance of common stock under stock compensation plans, net of tax effect	(471)		(1,937)
Issuance of stock under Employee Stock Purchase Plan	162		1,008
Share-based compensation	3,612		15,342
Dividends	(19,286)		(76,982)
Noncontrolling interest capital distribution	(3,830)		(355)
Redeemable noncontrolling interest redemption value adjustment	235		605
Common stock (in shares), end of the period	85,701,121		85,323,154
Treasury stock (in shares), end of the period	54,225,623		54,235,846
Stockholders' equity, balance at the end of the period	1,070,593		1,089,446
Comprehensive income (loss), income tax effect
Gain (loss) on derivative financial instruments designated as cash flow hedges, tax effect	670		(721)
Loss on marketable securities, tax effect	3		61
Prior service credit and actuarial valuation loss and related amortization on defined benefit plans, tax effect	(149)		2,335
Common Stock
Stockholders' equity reconciliation
Common stock (in shares), beginning of period	85,323,154	84,962,345	84,962,345
Issuance of common stock under stock compensation plans (in shares)	367,744		313,271
Issuance of stock under Employee Stock Purchase Plan (in shares)	10,223		47,538
Common stock (in shares), end of the period	85,701,121		85,323,154
Treasury Stock
Stockholders' equity reconciliation
Treasury stock (in shares), beginning of the period	54,235,846	54,283,384	54,283,384
Issuance of stock under Employee Stock Purchase Plan (in shares)	(10,223)		(47,538)
Treasury stock (in shares), end of the period	54,225,623		54,235,846
Guess, Inc. Stockholders’ Equity
Stockholders' equity reconciliation
Stockholders' equity, balance at the beginning of the period	1,073,856	1,154,514	1,154,514
Net earnings	3,341		94,570
Foreign currency translation adjustment	(339)		(114,566)
Gain (loss) on derivative financial instruments designated as cash flow hedges, net of income tax	(2,861)		7,270
Loss on marketable securities, net of income tax	(4)		(106)
Prior service credit and actuarial valuation loss and related amortization on defined benefit plans, net of income tax	306		(5,862)
Issuance of common stock under stock compensation plans, net of tax effect	(471)		(1,937)
Issuance of stock under Employee Stock Purchase Plan	162		1,008
Share-based compensation	3,612		15,342
Dividends	(19,286)		(76,982)
Noncontrolling interest capital distribution	0		0
Redeemable noncontrolling interest redemption value adjustment	235		605
Stockholders' equity, balance at the end of the period	1,058,551		1,073,856
Nonredeemable Noncontrolling Interests
Stockholders' equity reconciliation
Stockholders' equity, balance at the beginning of the period	15,590	15,472	15,472
Net earnings	646		2,614
Foreign currency translation adjustment	(364)		(2,141)
Gain (loss) on derivative financial instruments designated as cash flow hedges, net of income tax	0		0
Loss on marketable securities, net of income tax	0		0
Prior service credit and actuarial valuation loss and related amortization on defined benefit plans, net of income tax	0		0
Issuance of common stock under stock compensation plans, net of tax effect	0		0
Issuance of stock under Employee Stock Purchase Plan	0		0
Share-based compensation	0		0
Dividends	0		0
Noncontrolling interest capital distribution	(3,830)		(355)
Redeemable noncontrolling interest redemption value adjustment	0		0
Stockholders' equity, balance at the end of the period	$ 12,042		$ 15,590