XML 19 R45.htm IDEA: XBRL DOCUMENT v3.20.1
Debt - Summary of Company's Borrowing Availability Under ABL Facility (Details) - USD ($)
Jan. 31, 2020
Feb. 01, 2019
Nov. 16, 2017
Line Of Credit Facility [Line Items]      
ABL Facility maximum borrowing $ 175,000,000   $ 175,000,000
Outstanding letters of credit 23,299,000    
Borrowing availability under ABL $ 151,701,000    
Current ABL Facility      
Line Of Credit Facility [Line Items]      
ABL Facility maximum borrowing   $ 175,000,000  
Outstanding letters of credit   21,111,000  
Borrowing availability under ABL   $ 153,889,000