Annual report pursuant to Section 13 and 15(d)

Goodwill and Nonamortizing Intangible Assets - Narrative (Details)

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Goodwill and Nonamortizing Intangible Assets - Narrative (Details) - USD ($)
3 Months Ended 12 Months Ended
Feb. 01, 2020
Feb. 02, 2019
Jan. 30, 2021
Feb. 01, 2020
Feb. 02, 2019
Goodwill [Line Items]          
Goodwill transfers       $ 0  
Goodwill impairment     $ 0 313,000,000.0 $ 2,727,000,000.0
Impairment of indefinite lived intangible assets     0 0 $ 0
Dollar Tree          
Goodwill [Line Items]          
Goodwill transfers     $ 0 47,600,000  
Goodwill impairment       $ 0  
Family Dollar          
Goodwill [Line Items]          
Goodwill impairment $ 313,000,000.0 $ 2,730,000,000