Earnings per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Nov. 02, 2013	Oct. 27, 2012	Nov. 02, 2013	Oct. 27, 2012
Earnings Per Share [Abstract]
Net earnings attributable to Guess, Inc.	$ 34,020	$ 36,647	$ 83,802	$ 106,192
Less net earnings attributable to nonvested restricted stockholders	290	323	696	779
Net earnings attributable to common stockholders	$ 33,730	$ 36,324	$ 83,106	$ 105,413
Weighted average common shares used in basic computations	84,149,000	84,408,000	84,270,000	86,857,000
Effect of dilutive securities:
Stock options and restricted stock units (in shares)	268,000	294,000	242,000	299,000
Weighted average common shares used in diluted computations	84,417,000	84,702,000	84,512,000	87,156,000
Net earnings per common share attributable to common stockholders:
Basic (in dollars per share)	$ 0.40	$ 0.43	$ 0.99	$ 1.21
Diluted (in dollars per share)	$ 0.40	$ 0.43	$ 0.98	$ 1.21
Antidilutive securities excluded from computation of earnings per share
Anti-dilutive equity awards excluded from computation of dilutive weighted-average common shares	1,037,751	1,415,864	1,421,685	1,363,393
Nonvested performance stock units
Antidilutive securities excluded from computation of earnings per share
Anti-dilutive equity awards excluded from computation of dilutive weighted-average common shares	243,700	0	243,700	0