Changes in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
May 04, 2019 |
May 05, 2018 |
|
| Changes in accumulated other comprehensive loss | ||
| Beginning balance | $ 12,809 | |
| Net other comprehensive income | $ (100) | |
| Ending balance | 12,809 | 17,886 |
| Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] | ||
| Changes in accumulated other comprehensive loss | ||
| Beginning balance | 12,809 | 15,444 |
| Amounts reclassified from AOCL | 0 | (100) |
| Reclassification due to the adoption of ASU No. 2018-02 | 0 | (2,542) |
| Ending balance | $ 12,809 | $ 17,886 |