Dollar Tree, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)
Notes Tables
Notes Details

FAIR VALUE MEASUREMENTS (Details)

v3.19.1

FAIR VALUE MEASUREMENTS (Details) - USD ($) $ in Millions	Feb. 02, 2019	May 05, 2018	Feb. 03, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term debt	$ 4,300.0		$ 5,732.7
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Deferred compensation plan assets	21.8		20.7
Secure Senior Notes and Acquisition Notes [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term debt, fair value	4,198.6		3,684.6
Long-term debt	4,275.5		3,519.9
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	0.0		2,187.6
Long-term debt	$ 0.0		2,170.7
Five Point Zero Percent Note, Due 2021 [Member] \| Senior Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Stated percentage	5.00%	5.00%
5.25% Acquisition Notes, due 2020 \| Senior Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term debt	$ 0.0		750.0
Stated percentage	5.25%
5.75% Acquisition Notes, due 2023 \| Senior Notes [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term debt	$ 0.0		$ 2,500.0
Stated percentage	5.75%

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