Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies (Details)

v3.24.1
Summary of Significant Accounting Policies (Details)
$ in Millions
 3 Months Ended 12 Months Ended 72 Months Ended
Feb. 03, 2024
USD ($)
store
state
Feb. 03, 2024
USD ($)
segment
store
state
Jan. 28, 2023
USD ($)
Jan. 29, 2022
USD ($)
Feb. 01, 2020
USD ($)
Feb. 02, 2019
USD ($)
Feb. 03, 2024
USD ($)
store
state
Jan. 30, 2021
USD ($)
Property, Plant and Equipment [Line Items]                
Number of retail discount stores | store 16,700 16,700         16,700  
Number of states/provinces the Company operates in | state 48 48         48  
Number of reporting business segments | segment   2            
Money market securities valued at cost, in cash and cash equivalents $ 304.2 $ 304.2 $ 317.2       $ 304.2  
Warehousing and distribution costs capitalized into inventory 299.8 299.8 298.6       299.8  
Interest costs capitalized   5.9 3.8 $ 1.1        
Self-insurance liability 363.5 363.5 318.2       363.5  
Self-insurance, restricted cash balances 72.3 72.3 68.5       72.3  
Operating lease right-of-use assets 6,488.3 6,488.3 6,458.0       6,488.3  
Operating lease liabilities 6,960.6 6,960.6         6,960.6  
Stockholders' equity (7,313.1) (7,313.1) (8,751.5) (7,718.5)     (7,313.1) $ (7,285.3)
Impairment charge for certain store assets   511.5 39.9 4.4        
Operating lease, impairment loss   358.7 $ 20.1 $ 3.9        
Asset impaiment   $ 14.0            
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]   Selling, General and Administrative Expense, Including Impairment Charges Selling, General and Administrative Expense, Including Impairment Charges Selling, General and Administrative Expense, Including Impairment Charges        
Advertising costs   $ 109.6 $ 99.5 $ 93.9        
Stock-based compensation expense   96.7 110.4 79.9        
Goodwill impairment 1,069.0 1,069.0 0.0 0.0        
Impairments, excluding goodwill   1,461.5 40.0 4.4        
Trade Names                
Property, Plant and Equipment [Line Items]                
Impairments, excluding goodwill 950.0              
Store Portfolio Optimization Review                
Property, Plant and Equipment [Line Items]                
Impairment charge for certain store assets   152.2            
Operating lease, impairment loss   351.7            
Asset impaiment   $ 503.9            
Family Dollar                
Property, Plant and Equipment [Line Items]                
Goodwill impairment $ 1,069.0       $ 313.0 $ 2,727.0 $ 4,109.0  
Buildings | Minimum                
Property, Plant and Equipment [Line Items]                
Useful life (in years) 39 years 39 years         39 years  
Buildings | Maximum                
Property, Plant and Equipment [Line Items]                
Useful life (in years) 40 years 40 years         40 years  
Building Improvements                
Property, Plant and Equipment [Line Items]                
Useful life (in years) 20 years 20 years         20 years  
Furniture, fixtures and equipment | Minimum                
Property, Plant and Equipment [Line Items]                
Useful life (in years) 3 years 3 years         3 years  
Furniture, fixtures and equipment | Maximum                
Property, Plant and Equipment [Line Items]                
Useful life (in years) 15 years 15 years         15 years  
Dollar Tree                
Property, Plant and Equipment [Line Items]                
Goodwill impairment   $ 0.0            
Family Dollar                
Property, Plant and Equipment [Line Items]                
Goodwill impairment   1,069.0            
Retained Earnings                
Property, Plant and Equipment [Line Items]                
Stockholders' equity $ (7,124.6) $ (7,124.6) $ (8,123.0) $ (6,507.6)     $ (7,124.6) $ (5,179.7)