Earnings per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 02, 2014	Aug. 03, 2013	Aug. 02, 2014	Aug. 03, 2013
Earnings Per Share [Abstract]
Net earnings attributable to Guess, Inc.	$ 21,954	$ 39,866	$ 19,853	$ 49,782
Less net earnings attributable to nonvested restricted stockholders	167	351	292	410
Net earnings attributable to common stockholders	$ 21,787	$ 39,515	$ 19,561	$ 49,372
Weighted average common shares used in basic computations	84,573,000	84,080,000	84,536,000	84,331,000
Effect of dilutive securities:
Stock options and restricted stock units (in shares)	226,000	267,000	229,000	232,000
Weighted average common shares used in diluted computations	84,799,000	84,347,000	84,765,000	84,563,000
Net earnings per common share attributable to common stockholders:
Basic (in dollars per share)	$ 0.26	$ 0.47	$ 0.23	$ 0.59
Diluted (in dollars per share)	$ 0.26	$ 0.47	$ 0.23	$ 0.58
Antidilutive securities excluded from computation of earnings per share
Anti-dilutive equity awards excluded from computation of dilutive weighted average common shares	1,666,111	1,061,684	1,549,291	1,412,576
Performance awards/units
Antidilutive securities excluded from computation of earnings per share
Anti-dilutive equity awards excluded from computation of dilutive weighted average common shares	259,700	243,700	259,700	243,700