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Goodwill & Intangible Impairment Charges - Additional Information (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jan. 30, 2021	May 02, 2020	Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020
Goodwill [Line Items]
Impairment charges		$ 68,400,000
Goodwill	$ 16,360,000		$ 16,360,000	$ 16,360,000
Indefinite-lived intangible assets	900,000	24,600,000
Goodwill and intangible impairment			0	114,300,000	$ 0
Chico's reporting unit
Goodwill [Line Items]
Impairment charges		20,000,000
Goodwill	16,360,000		16,360,000	16,360,000
WHBM reporting unit
Goodwill [Line Items]
Impairment charges		60,400,000
Goodwill	0	0	$ 0	0
WHBM trademark
Goodwill [Line Items]
Indefinite-lived intangible assets		28,000,000		1,000,000
WHBM trademark \| Chico's reporting unit
Goodwill [Line Items]
Goodwill	16,000,000			16,000,000
WHBM trademark \| WHBM reporting unit
Goodwill [Line Items]
Goodwill	$ 5,000,000			5,000,000
Chico's franchise rights
Goodwill [Line Items]
Indefinite-lived intangible assets		$ 4,800,000		$ 200,000