Lease Financing Obligations (Details) - USD ($) $ in Millions |
Nov. 03, 2018 |
Feb. 03, 2018 |
Feb. 29, 2016 |
|---|---|---|---|
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Landlord funded construction, replacement cost of pre-existing property, and capitalized interest | $ 57.5 | $ 60.2 | |
| Lease financing obligations | 65.5 | $ 66.7 | |
| Put option | 7.7 | $ 11.4 | |
| Other Noncurrent Liabilities [Member] | |||
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | |||
| Put option | $ 6.9 |