Earnings per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	May 04, 2013	Apr. 28, 2012
Earnings Per Share [Abstract]
Net earnings attributable to Guess, Inc.	$ 9,916	$ 26,646
Less net earnings attributable to nonvested restricted stockholders	89	169
Net earnings attributable to common stockholders	$ 9,827	$ 26,477
Weighted average common shares used in basic computations	84,582,000	89,190,000
Effect of dilutive securities:
Stock options and restricted stock units (in shares)	196,000	320,000
Weighted average common shares used in diluted computations	84,778,000	89,510,000
Net earnings per common share attributable to common stockholders:
Basic (in dollars per share)	$ 0.12	$ 0.30
Diluted (in dollars per share)	$ 0.12	$ 0.30
Anti-dilutive equity awards excluded from computation of diluted weighted-average common shares	1,353,455	1,205,081