Debt - Letters of Credit (Details) - USD ($) $ in Millions |
May 24, 2019 |
Aug. 03, 2019 |
Feb. 02, 2019 |
|---|---|---|---|
| Line of Credit [Member] | |||
| Debt Instrument [Line Items] | |||
| Number of days in excess availability restriction | 5 days | ||
| Letter of Credit [Member] | Stand-by LCs [Member] | |||
| Debt Instrument [Line Items] | |||
| Letters of credit outstanding | $ 3.0 | $ 3.0 |