Dollar Tree, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- BASIS OF PRESENTATION (Policies)
Notes Tables
Notes Details

FAIR VALUE MEASUREMENTS Fair Value Measurements (Details)

v3.8.0.1

FAIR VALUE MEASUREMENTS Fair Value Measurements (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended	9 Months Ended
	Oct. 28, 2017	Apr. 29, 2017	Oct. 29, 2016	Oct. 28, 2017	Oct. 28, 2017	Oct. 29, 2016	Jan. 28, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Short-term investments	$ 0.0		$ 4.0	$ 0.0	$ 0.0	$ 4.0	$ 4.0
Receivable impairment	0.0	$ 50.9	0.0	2.6	53.5	0.0
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Short-term investments	0.0		4.0	0.0	0.0	4.0	4.0
Secured Senior Notes and Acquisition Notes [Domain] \| Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term Debt, Fair Value	3,713.4		3,754.4	3,713.4	3,713.4	3,754.4	3,740.3
Long term debt - term loans [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term Debt, Fair Value	$ 2,230.7		$ 3,617.6	$ 2,230.7	2,230.7	$ 3,617.6	$ 2,828.2
Nonrecurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Receivable impairment					$ 53.5

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.

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