v3.25.1
Revenue recognition - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
 3 Months Ended
May 03, 2025
May 04, 2024
Disaggregation of Revenue [Line Items]    
Total sales $ 1,541.6 $ 1,510.8
Bridal    
Disaggregation of Revenue [Line Items]    
Total sales 692.7 681.3
Fashion    
Disaggregation of Revenue [Line Items]    
Total sales 549.4 545.3
Watches    
Disaggregation of Revenue [Line Items]    
Total sales 69.5 63.5
Service sales    
Disaggregation of Revenue [Line Items]    
Total sales 191.3 184.5
Other    
Disaggregation of Revenue [Line Items]    
Total sales 38.7 36.2
Kay    
Disaggregation of Revenue [Line Items]    
Total sales 579.1 567.5
Zales    
Disaggregation of Revenue [Line Items]    
Total sales 283.2 256.7
Jared    
Disaggregation of Revenue [Line Items]    
Total sales 260.0 249.5
Blue Nile    
Disaggregation of Revenue [Line Items]    
Total sales 77.6 75.8
James Allen    
Disaggregation of Revenue [Line Items]    
Total sales 39.4 57.9
Diamonds Direct    
Disaggregation of Revenue [Line Items]    
Total sales 84.1 82.6
Banter by Piercing Pagoda    
Disaggregation of Revenue [Line Items]    
Total sales 82.2 83.6
Peoples    
Disaggregation of Revenue [Line Items]    
Total sales 40.8 39.2
International segment    
Disaggregation of Revenue [Line Items]    
Total sales 80.1 77.2
Other    
Disaggregation of Revenue [Line Items]    
Total sales 15.1 20.8
Store    
Disaggregation of Revenue [Line Items]    
Total sales 1,188.1 1,155.1
E-commerce    
Disaggregation of Revenue [Line Items]    
Total sales 338.7 337.9
Other    
Disaggregation of Revenue [Line Items]    
Total sales 14.8 17.8
North America    
Disaggregation of Revenue [Line Items]    
Total sales 1,450.5 1,420.0
North America | Bridal    
Disaggregation of Revenue [Line Items]    
Total sales 656.6 646.0
North America | Fashion    
Disaggregation of Revenue [Line Items]    
Total sales 533.0 530.1
North America | Watches    
Disaggregation of Revenue [Line Items]    
Total sales 47.8 42.7
North America | Service sales    
Disaggregation of Revenue [Line Items]    
Total sales 185.4 178.6
North America | Other    
Disaggregation of Revenue [Line Items]    
Total sales 27.7 22.6
North America | Kay    
Disaggregation of Revenue [Line Items]    
Total sales 579.1 567.5
North America | Zales    
Disaggregation of Revenue [Line Items]    
Total sales 283.2 256.7
North America | Jared    
Disaggregation of Revenue [Line Items]    
Total sales 260.0 249.5
North America | Blue Nile    
Disaggregation of Revenue [Line Items]    
Total sales 77.6 75.8
North America | James Allen    
Disaggregation of Revenue [Line Items]    
Total sales 39.4 57.9
North America | Diamonds Direct    
Disaggregation of Revenue [Line Items]    
Total sales 84.1 82.6
North America | Banter by Piercing Pagoda    
Disaggregation of Revenue [Line Items]    
Total sales 82.2 83.6
North America | Peoples    
Disaggregation of Revenue [Line Items]    
Total sales 40.8 39.2
North America | International segment    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
North America | Other    
Disaggregation of Revenue [Line Items]    
Total sales 4.1 7.2
North America | Store    
Disaggregation of Revenue [Line Items]    
Total sales 1,125.3 1,094.3
North America | E-commerce    
Disaggregation of Revenue [Line Items]    
Total sales 321.4 321.5
North America | Other    
Disaggregation of Revenue [Line Items]    
Total sales 3.8 4.2
International segment    
Disaggregation of Revenue [Line Items]    
Total sales 80.1 77.2
International segment | Bridal    
Disaggregation of Revenue [Line Items]    
Total sales 36.1 35.3
International segment | Fashion    
Disaggregation of Revenue [Line Items]    
Total sales 16.4 15.2
International segment | Watches    
Disaggregation of Revenue [Line Items]    
Total sales 21.7 20.8
International segment | Service sales    
Disaggregation of Revenue [Line Items]    
Total sales 5.9 5.9
International segment | Other    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Kay    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Zales    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Jared    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Blue Nile    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | James Allen    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Diamonds Direct    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Banter by Piercing Pagoda    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Peoples    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | International segment    
Disaggregation of Revenue [Line Items]    
Total sales 80.1 77.2
International segment | Other    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
International segment | Store    
Disaggregation of Revenue [Line Items]    
Total sales 62.8 60.8
International segment | E-commerce    
Disaggregation of Revenue [Line Items]    
Total sales 17.3 16.4
International segment | Other    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other    
Disaggregation of Revenue [Line Items]    
Total sales 11.0 13.6
Other | Bridal    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Fashion    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Watches    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Service sales    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Other    
Disaggregation of Revenue [Line Items]    
Total sales 11.0 13.6
Other | Kay    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Zales    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Jared    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Blue Nile    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | James Allen    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Diamonds Direct    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Banter by Piercing Pagoda    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Peoples    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | International segment    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Other    
Disaggregation of Revenue [Line Items]    
Total sales 11.0 13.6
Other | Store    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | E-commerce    
Disaggregation of Revenue [Line Items]    
Total sales 0.0 0.0
Other | Other    
Disaggregation of Revenue [Line Items]    
Total sales $ 11.0 $ 13.6