XML 95 R83.htm IDEA: XBRL DOCUMENT v3.8.0.1
Deferred revenue (Details) - USD ($)
$ in Millions
Oct. 28, 2017
Jul. 29, 2017
Jan. 28, 2017
Oct. 29, 2016
Jul. 30, 2016
Jan. 30, 2016
Deferred Revenue Arrangement [Line Items]            
Voucher promotions and other $ 33.6   $ 30.3 $ 23.4    
Total deferred revenue 916.4   935.9 888.8    
Current liabilities 270.3   276.9 256.7    
Non-current liabilities 646.1   659.0 632.1    
Sterling Jewelers            
Deferred Revenue Arrangement [Line Items]            
ESP deferred revenue 717.6 $ 732.7 737.4 710.2 $ 720.3 $ 715.1
Zale Jewelry            
Deferred Revenue Arrangement [Line Items]            
ESP deferred revenue $ 165.2   $ 168.2 $ 155.2