SEGMENTS (Details) |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
|
Jul. 29, 2017
USD ($)
|
Jul. 30, 2016
USD ($)
|
Jul. 29, 2017
USD ($)
|
Jul. 30, 2016
USD ($)
|
Jan. 28, 2017
USD ($)
|
|
| Segment Reporting Information [Line Items] | |||||
| Goodwill, Transfers | $ 30,200,000 | ||||
| Net sales | $ 5,281,200,000 | $ 4,996,300,000 | 10,568,300,000 | $ 10,082,100,000 | |
| Gross profit | 1,627,800,000 | 1,512,400,000 | 3,254,900,000 | 3,066,900,000 | |
| Depreciation and amortization expense | 151,400,000 | 162,000,000 | 305,300,000 | 324,400,000 | |
| Operating income (loss) | 419,500,000 | 357,200,000 | 808,300,000 | 775,900,000 | |
| Assets | 15,532,300,000 | 16,329,400,000 | 15,532,300,000 | 16,329,400,000 | $ 15,701,600,000 |
| Goodwill | 5,025,200,000 | 5,023,800,000 | $ 5,025,200,000 | 5,023,800,000 | 5,023,500,000 |
| Number of retail discount stores | 14,500 | ||||
| Number of states stores operating in | 48 | ||||
| Number Of Canadian provinces | 5 | ||||
| Number of reportable segments | 2 | ||||
| Dollar Tree | |||||
| Segment Reporting Information [Line Items] | |||||
| Net sales | 2,586,900,000 | 2,387,500,000 | $ 5,158,600,000 | 4,772,000,000 | |
| Gross profit | 895,800,000 | 818,100,000 | 1,792,500,000 | 1,638,800,000 | |
| Depreciation and amortization expense | 62,700,000 | 59,300,000 | 124,200,000 | 116,700,000 | |
| Operating income (loss) | 289,100,000 | 262,500,000 | 604,500,000 | 543,100,000 | |
| Assets | 3,555,900,000 | 3,787,400,000 | 3,555,900,000 | 3,787,400,000 | 3,705,500,000 |
| Goodwill | 347,100,000 | 315,900,000 | 347,100,000 | 315,900,000 | 345,400,000 |
| Price Point | $ 1.0 | ||||
| Number of distribution centers | 11 | ||||
| Family Dollar | |||||
| Segment Reporting Information [Line Items] | |||||
| Net sales | 2,694,300,000 | 2,608,800,000 | $ 5,409,700,000 | 5,310,100,000 | |
| Gross profit | 732,000,000 | 694,300,000 | 1,462,400,000 | 1,428,100,000 | |
| Depreciation and amortization expense | 88,700,000 | 102,700,000 | 181,100,000 | 207,700,000 | |
| Operating income (loss) | 130,400,000 | 94,700,000 | 203,800,000 | 232,800,000 | |
| Assets | 11,976,400,000 | 12,542,000,000 | 11,976,400,000 | 12,542,000,000 | 11,996,100,000 |
| Goodwill | $ 4,678,100,000 | $ 4,707,900,000 | $ 4,678,100,000 | $ 4,707,900,000 | $ 4,678,100,000 |
| Number of distribution centers | 11 | ||||
| CANADA | Dollar Tree | |||||
| Segment Reporting Information [Line Items] | |||||
| Number of distribution centers | 2 | ||||