SEGMENTS (Details) |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
|
Oct. 28, 2017
USD ($)
|
Oct. 29, 2016
USD ($)
|
Oct. 28, 2017
USD ($)
|
Oct. 29, 2016
USD ($)
|
Jan. 28, 2017
USD ($)
|
|
| Segment Reporting Information [Line Items] | |||||
| Net sales | $ 5,316,600,000 | $ 5,001,600,000 | $ 15,884,900,000 | $ 15,083,700,000 | |
| Gross profit | 1,666,000,000 | 1,520,500,000 | 4,920,900,000 | 4,587,400,000 | |
| Depreciation and amortization expense | 149,400,000 | 157,800,000 | 454,800,000 | 482,300,000 | |
| Operating income (loss) | 425,200,000 | 342,400,000 | 1,233,500,000 | 1,118,300,000 | |
| Assets | 15,730,200,000 | 16,195,000,000 | 15,730,200,000 | 16,195,000,000 | $ 15,701,600,000 |
| Goodwill | 5,024,300,000 | 5,022,900,000 | $ 5,024,300,000 | 5,022,900,000 | 5,023,500,000 |
| Number of retail discount stores | 14,700 | ||||
| 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 | 2,685,000,000 | 2,466,900,000 | $ 7,843,600,000 | 7,238,900,000 | |
| Gross profit | 942,600,000 | 857,300,000 | 2,735,000,000 | 2,496,200,000 | |
| Depreciation and amortization expense | 62,500,000 | 61,300,000 | 186,800,000 | 178,100,000 | |
| Operating income (loss) | 317,300,000 | 286,000,000 | 921,900,000 | 829,200,000 | |
| Assets | 3,665,800,000 | 3,932,200,000 | 3,665,800,000 | 3,932,200,000 | 3,705,500,000 |
| Goodwill | 346,200,000 | 340,100,000 | 346,200,000 | 340,100,000 | 345,400,000 |
| Price Point | $ 1.0 | ||||
| Number of distribution centers | 11 | ||||
| Goodwill, transfers in (out) | 55,300,000 | ||||
| Family Dollar | |||||
| Segment Reporting Information [Line Items] | |||||
| Net sales | 2,631,600,000 | 2,534,700,000 | $ 8,041,300,000 | 7,844,800,000 | |
| Gross profit | 723,400,000 | 663,200,000 | 2,185,900,000 | 2,091,200,000 | |
| Depreciation and amortization expense | 86,900,000 | 96,500,000 | 268,000,000 | 304,200,000 | |
| Operating income (loss) | 107,900,000 | 56,400,000 | 311,600,000 | 289,100,000 | |
| Assets | 12,064,400,000 | 12,262,800,000 | 12,064,400,000 | 12,262,800,000 | 11,996,100,000 |
| Goodwill | $ 4,678,100,000 | $ 4,682,800,000 | $ 4,678,100,000 | 4,682,800,000 | $ 4,678,100,000 |
| Number of distribution centers | 11 | ||||
| Goodwill, transfers in (out) | $ (55,300,000) | ||||
| CANADA | Dollar Tree | |||||
| Segment Reporting Information [Line Items] | |||||
| Number of distribution centers | 2 | ||||