Stockholders' Equity - Reclassifications Out of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	May 04, 2019	May 05, 2018
Reclassifications out of accumulated other comprehensive income (loss) to net earnings (loss)
Cost of product sales	$ 354,742	$ 347,351
Other income/expense	(2,071)	2,614
Interest expense	1,259	739
Income tax benefit	(2,717)	(6,277)
Net earnings (loss) attributable to Guess, Inc.	21,374	21,221
Reclassifications out of accumulated other comprehensive income (loss)
Reclassifications out of accumulated other comprehensive income (loss) to net earnings (loss)
Net earnings (loss) attributable to Guess, Inc.	(91)	1,741
Derivative Financial Instruments Designated as Cash Flow Hedges | Reclassifications out of accumulated other comprehensive income (loss)
Reclassifications out of accumulated other comprehensive income (loss) to net earnings (loss)
Cost of product sales	(230)
Other income/expense	0
Interest expense	(46)
Income tax benefit	95
Net earnings (loss) attributable to Guess, Inc.	(181)
Derivative Financial Instruments Designated as Cash Flow Hedges | Reclassifications out of accumulated other comprehensive income (loss)
Reclassifications out of accumulated other comprehensive income (loss) to net earnings (loss)
Cost of product sales		1,686
Other income/expense		201
Interest expense		(8)
Income tax benefit		(263)
Net earnings (loss) attributable to Guess, Inc.		1,616
Actuarial Loss Amortization | Reclassifications out of accumulated other comprehensive income (loss)
Reclassifications out of accumulated other comprehensive income (loss) to net earnings (loss)
Other income/expense	111	152
Prior Service Credit Amortization | Reclassifications out of accumulated other comprehensive income (loss)
Reclassifications out of accumulated other comprehensive income (loss) to net earnings (loss)
Other income/expense	(10)	(7)
Defined Benefit Plans | Reclassifications out of accumulated other comprehensive income (loss)
Reclassifications out of accumulated other comprehensive income (loss) to net earnings (loss)
Income tax benefit	(11)	(20)
Net earnings (loss) attributable to Guess, Inc.	$ 90	$ 125