Annual report pursuant to Section 13 and 15(d)

Segments and Disaggregated Revenue - Disaggregation of Revenue (Details)

v3.20.4
Segments and Disaggregated Revenue - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Jan. 30, 2021
Oct. 31, 2020
Aug. 01, 2020
May 02, 2020
Feb. 01, 2020
Nov. 02, 2019
Aug. 03, 2019
May 04, 2019
Jan. 30, 2021
Feb. 01, 2020
Feb. 02, 2019
Disaggregation of Revenue [Line Items]                      
Total net sales $ 6,767.9 $ 6,177.0 $ 6,277.6 $ 6,286.8 $ 6,315.3 $ 5,746.2 $ 5,740.6 $ 5,808.7 $ 25,509.3 $ 23,610.8 $ 22,823.3
Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 13,265.0 12,507.9 11,712.1
Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 12,243.4 $ 11,102.9 $ 11,111.2
Product Concentration Risk | Revenue, Segment Benchmark | Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 100.00% 100.00% 100.00%
Product Concentration Risk | Revenue, Segment Benchmark | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 100.00% 100.00% 100.00%
Consumable | Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 6,407.0 $ 6,155.3 $ 5,703.8
Consumable | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 9,367.8 $ 8,604.7 $ 8,466.7
Consumable | Product Concentration Risk | Revenue, Segment Benchmark | Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 48.30% 49.20% 48.70%
Consumable | Product Concentration Risk | Revenue, Segment Benchmark | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 76.50% 77.50% 76.20%
Variety | Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 6,194.8 $ 5,732.1 $ 5,457.8
Variety | Product Concentration Risk | Revenue, Segment Benchmark | Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 46.70% 45.80% 46.60%
Seasonal | Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 663.2 $ 620.5 $ 550.5
Seasonal | Product Concentration Risk | Revenue, Segment Benchmark | Dollar Tree                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 5.00% 5.00% 4.70%
Home products | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 1,078.1 $ 866.0 $ 911.1
Home products | Product Concentration Risk | Revenue, Segment Benchmark | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 8.80% 7.80% 8.20%
Apparel and accessories | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 690.1 $ 644.0 $ 700.0
Apparel and accessories | Product Concentration Risk | Revenue, Segment Benchmark | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 5.60% 5.80% 6.30%
Seasonal and electronics | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Total net sales                 $ 1,107.4 $ 988.2 $ 1,033.4
Seasonal and electronics | Product Concentration Risk | Revenue, Segment Benchmark | Family Dollar                      
Disaggregation of Revenue [Line Items]                      
Concentration risk percentage                 9.10% 8.90% 9.30%