Impairment of Goodwill and Other Assets, Restructuring Costs - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 02, 2025	Jan. 28, 2024	Jan. 29, 2023
Goodwill [Line Items]
lululemon Studio Mirror provision	$ 0	$ 23,709	$ 62,928
Lululemon Studio
Goodwill [Line Items]
lululemon Studio Mirror provision	0	23,709	62,928
Acquisition of the Mexico operations	0	0	362,492
Impairment of intangible assets	0	16,951	40,585
Impairment of cloud computing arrangement implementation costs	0	44,186	407,913
Restructuring costs	$ 0	$ 30,315	$ 0