XML 27 R57.htm IDEA: XBRL DOCUMENT v3.20.1
Leases - Schedule Of Balance Sheet And Other Information Related To Operating Leases (Detail) - USD ($)
$ in Thousands
May 02, 2020
Jan. 31, 2020
Operating Leases [Abstract]    
Right of Use Asset $ 1,553 $ 1,661
Other Accrued Expenses 391 416
Lease Liabilities $ 1,199 $ 1,279