Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands					1 Months Ended	3 Months Ended								12 Months Ended
	Dec. 07, 2021	Nov. 23, 2021	Nov. 22, 2021	May 01, 2019	Apr. 30, 2019	Jan. 29, 2022	Oct. 30, 2021	Jul. 31, 2021	May 01, 2021	Jan. 30, 2021	Oct. 31, 2020	Aug. 01, 2020	May 02, 2020	Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020
Earnings Per Share [Abstract]
Net earnings (loss) attributable to Guess?, Inc.						$ 68,415	$ 29,880	$ 61,062	$ 12,006	$ 70,419	$ 26,376	$ (20,358)	$ (157,666)	$ 171,363	$ (81,229)	$ 95,975
Less net earnings attributable to nonvested restricted stockholders														1,831	181	850
Net earnings (loss) attributable to common stockholders, basic														169,532	(81,410)	95,125
Net earnings (loss) attributable to common stockholders, diluted														$ 169,532	$ (81,410)	$ 95,125
Weighted average common shares used in basic computations (in shares)														64,021,000	64,179,000	70,461,000
Effect of dilutive securities:
Stock options and restricted stock units (in shares)														1,898,000	0	1,208,000
Weighted average common shares used in diluted computations (in shares)														65,919,000	64,179,000	71,669,000
Net earnings (loss) per common share attributable to common stockholders:
Basic (in dollars per share)						$ 1.07	$ 0.46	$ 0.94	$ 0.19	$ 1.10	$ 0.41	$ (0.31)	$ (2.40)	$ 2.65	$ (1.27)	$ 1.35
Diluted (in dollars per share)						$ 1.04	$ 0.45	$ 0.91	$ 0.18	$ 1.07	0.41	$ (0.31)	$ (2.40)	$ 2.57	$ (1.27)	$ 1.33
Antidilutive securities excluded from computation of earnings per share
Antidilutive equity awards excluded from computation of diluted weighted average common shares (in shares)														562,876	2,870,479	2,911,685
Conversion price (in dollars per share)	$ 25.66			$ 46.88	$ 25.78									$ 25.78
Dividends declared per common share (in dollars per share)		$ 0.225	$ 0.1125								$ 0.1125			$ 0.5625	$ 0.2250	$ 0.5625
Warrants outstanding (in shares)					11,600,000	11,600,000								11,600,000
Strike price of warrants (in dollars per share)					$ 46.88	$ 46.88								$ 46.88
Performance-based or market-based units
Antidilutive securities excluded from computation of earnings per share
Awards subject to performance or market conditions that were excluded from the computation of diluted weighted average common shares (in shares)														300,000	0	240,143
Potentially dilutive shares
Antidilutive securities excluded from computation of earnings per share
Antidilutive equity awards excluded from computation of diluted weighted average common shares (in shares)															867,704