Correction of an Immaterial Error in Prior Period Financial Statements - Impact of the Correction on the Consolidated Statement of Balance sheet (Details) - USD ($) $ in Thousands	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Deferred income taxes	$ 9,515	$ 11,268
Total liabilities	77,575	77,989
Total stockholders’ equity	$ 5,347	15,122	$ 24,115
Remeasurement of Deferred Tax Liability, or Naked Credit | As Reported
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Deferred income taxes		12,055
Total liabilities		78,776
Total stockholders’ equity		14,335
Remeasurement of Deferred Tax Liability, or Naked Credit | As Revised
Error Corrections And Prior Period Adjustments Restatement [Line Items]
Deferred income taxes		11,268
Total liabilities		77,989
Total stockholders’ equity		$ 15,122