Fair Value Measurements - Additional Information (Details) - USD ($)	12 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 30, 2021	May 02, 2020
Goodwill [Line Items]
Trademark		$ 5,000,000
Long-lived assets and operating lease assets at retail stores		89,588,000	$ 89,600,000
Goodwill	$ 16,360,000	16,360,000
Goodwill and intangible impairment	0	0	114,300,000
Impairment of long lived assets	1,300,000	2,900,000	34,500,000
Right of use asset impairment and write-off	0	0	4,795,000
COVID-19
Goodwill [Line Items]
Impairment of long lived assets			29,700,000
Right of use asset impairment and write-off			$ 4,800,000
Chico's reporting unit
Goodwill [Line Items]
Goodwill	16,360,000
WHBM reporting unit
Goodwill [Line Items]
Goodwill		0		$ 0
WHBM trademark | Chico's reporting unit
Goodwill [Line Items]
Goodwill	$ 16,000,000
WHBM trademark | WHBM reporting unit
Goodwill [Line Items]
Goodwill		$ 5,000,000
Minimum | Weighted-average cost of capital
Goodwill [Line Items]
Long lived asset measurement input		11.00%
Minimum | Weighted-average cost of capital | WHBM trademark
Goodwill [Line Items]
Intangible asset measurement input		13.00%
Minimum | Long-term revenue growth rate | WHBM trademark
Goodwill [Line Items]
Intangible asset measurement input		(1.00%)
Minimum | Long-term revenue growth rate | Trade Name
Goodwill [Line Items]
Long lived asset measurement input		2.00%
Maximum | Weighted-average cost of capital
Goodwill [Line Items]
Long lived asset measurement input		13.00%
Maximum | Weighted-average cost of capital | WHBM trademark
Goodwill [Line Items]
Intangible asset measurement input		15.00%
Maximum | Long-term revenue growth rate | WHBM trademark
Goodwill [Line Items]
Intangible asset measurement input		16.00%
Maximum | Long-term revenue growth rate | Trade Name
Goodwill [Line Items]
Long lived asset measurement input		53.00%