Segment Reporting - Information For Segments and Corporate and Support (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Feb. 01, 2020 |
Nov. 02, 2019 |
Aug. 03, 2019 |
May 04, 2019 |
Feb. 02, 2019 |
Nov. 03, 2018 |
Aug. 04, 2018 |
May 05, 2018 |
Feb. 01, 2020 |
Feb. 02, 2019 |
Feb. 03, 2018 |
|
| Condensed Consolidated Income Statement Data: | |||||||||||
| Net sales | $ 6,315.3 | $ 5,746.2 | $ 5,740.6 | $ 5,808.7 | $ 6,205.2 | $ 5,538.8 | $ 5,525.6 | $ 5,553.7 | $ 23,610.8 | $ 22,823.3 | $ 22,245.5 |
| Gross profit | 1,960.5 | 1,704.5 | 1,648.5 | 1,727.2 | 1,912.1 | 1,671.9 | 1,663.9 | 1,699.6 | 7,040.7 | 6,947.5 | 7,021.9 |
| Operating income (loss) | 249.4 | $ 358.4 | $ 268.9 | $ 385.5 | (2,147.4) | $ 387.8 | $ 382.5 | $ 437.6 | 1,262.2 | (939.5) | 1,999.1 |
| Interest expense, net | 162.1 | 370.0 | 301.8 | ||||||||
| Other expense (income), net | 1.4 | (0.5) | (6.7) | ||||||||
| Income (loss) before income taxes | 1,098.7 | (1,309.0) | 1,704.0 | ||||||||
| Depreciation and amortization expense: | 645.7 | 621.4 | 611.5 | ||||||||
| Condensed Consolidated Balance Sheet Data: | |||||||||||
| Goodwill | 1,983.3 | 2,296.6 | 1,983.3 | 2,296.6 | 5,025.2 | ||||||
| Total assets | 19,574.6 | 13,501.2 | 19,574.6 | 13,501.2 | |||||||
| Additions to property, plant and equipment: | 1,034.8 | 817.1 | 632.2 | ||||||||
| Corporate and support | |||||||||||
| Condensed Consolidated Income Statement Data: | |||||||||||
| Operating income (loss) | (314.6) | (265.4) | (247.7) | ||||||||
| Depreciation and amortization expense: | 28.9 | 20.9 | 14.3 | ||||||||
| Condensed Consolidated Balance Sheet Data: | |||||||||||
| Total assets | 395.7 | 363.9 | 395.7 | 363.9 | |||||||
| Additions to property, plant and equipment: | 62.1 | 110.5 | |||||||||
| Dollar Tree | |||||||||||
| Condensed Consolidated Income Statement Data: | |||||||||||
| Net sales | 12,507.9 | 11,712.1 | 11,164.4 | ||||||||
| Gross profit | 4,342.9 | 4,137.5 | 3,998.5 | ||||||||
| Condensed Consolidated Balance Sheet Data: | |||||||||||
| Goodwill | 423.8 | 376.5 | 423.8 | 376.5 | 347.1 | ||||||
| Dollar Tree | Operating segments | |||||||||||
| Condensed Consolidated Income Statement Data: | |||||||||||
| Operating income (loss) | 1,657.8 | 1,645.9 | 1,616.8 | ||||||||
| Depreciation and amortization expense: | 277.7 | 254.0 | 241.1 | ||||||||
| Condensed Consolidated Balance Sheet Data: | |||||||||||
| Goodwill | 423.8 | 376.5 | 423.8 | 376.5 | |||||||
| Total assets | 7,694.0 | 3,992.6 | 7,694.0 | 3,992.6 | |||||||
| Additions to property, plant and equipment: | 547.5 | 455.6 | |||||||||
| Family Dollar | |||||||||||
| Condensed Consolidated Income Statement Data: | |||||||||||
| Net sales | 11,102.9 | 11,111.2 | 11,081.1 | ||||||||
| Gross profit | 2,697.8 | 2,810.0 | 3,023.4 | ||||||||
| Condensed Consolidated Balance Sheet Data: | |||||||||||
| Goodwill | 1,559.5 | 1,920.1 | 1,559.5 | 1,920.1 | 4,678.1 | ||||||
| Family Dollar | Operating segments | |||||||||||
| Condensed Consolidated Income Statement Data: | |||||||||||
| Operating income (loss) | (81.0) | (2,320.0) | 630.0 | ||||||||
| Depreciation and amortization expense: | 339.1 | 346.5 | $ 356.1 | ||||||||
| Condensed Consolidated Balance Sheet Data: | |||||||||||
| Goodwill | 1,559.5 | 1,920.1 | 1,559.5 | 1,920.1 | |||||||
| Total assets | $ 11,484.9 | $ 9,144.7 | 11,484.9 | 9,144.7 | |||||||
| Additions to property, plant and equipment: | $ 425.2 | $ 251.0 | |||||||||