Annual report pursuant to Section 13 and 15(d)

Employee benefit plans (Details)

v3.19.1
Employee benefit plans (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Feb. 02, 2019
Feb. 02, 2019
Feb. 03, 2018
Jan. 28, 2017
Defined contribution plans        
Deferred compensation plan assets $ 20,511 $ 20,511 $ 16,827  
Qualified defined contribution plan        
Defined contribution plans        
Company match (as a percent)   100.00% 100.00% 100.00%
Eligible employee compensation for company match (as a percent)   3.00% 3.00% 3.00%
Company match on additional employee contributions (as a percent) 50.00%      
Eligible additional employee contribution to receive additional company match (as a percent) 2.00%      
Liability for Company match $ 9,617 $ 9,617 $ 8,139  
Total expense recorded   $ 10,029 $ 7,570 $ 5,852
Non-qualified deferred compensation plan        
Defined contribution plans        
Company match (as a percent)   100.00% 100.00% 100.00%
Eligible employee compensation for company match (as a percent)   3.00% 3.00% 3.00%
Liability for Company match 1,217 $ 1,217 $ 895  
Deferred compensation liability 19,615 19,615 15,942  
Deferred compensation plan assets $ 20,511 $ 20,511 $ 16,827