XML 441 R278.htm IDEA: XBRL DOCUMENT v3.8.0.1
Report of Directors Corporate Governance - Scheme Awards (Details)
£ / shares in Units, £ in Thousands
12 Months Ended
Feb. 27, 2017
GBP (£)
shares
£ / shares
Dec. 31, 2017
Dec. 29, 2017
£ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Share price on date of grant (in gbp per share)     £ 7.6650
Immediate shares      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Retention period   6 months  
Percentage of maximum opportunity if minimum performance is achieved   0.00%  
Deferred shares      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Retention period   6 months  
Performance period   3 years  
Deferred shares | Tranche 1      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Deferred shares | Tranche 2      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Deferred shares | Tranche 3      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Deferred shares | Tranche 4      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Deferred shares | Tranche 5      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Top of range | Deferred shares      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Claw-back period   10 years  
Stuart Gulliver | Tranche 1      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Stuart Gulliver | Tranche 2      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Stuart Gulliver | Tranche 3      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Stuart Gulliver | Tranche 4      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Stuart Gulliver | Tranche 5      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Vesting percentage   20.00%  
Stuart Gulliver | Deferred shares      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Face value awarded | £ £ 3,990    
Percentage receivable for minimum performance 25.00%    
Number of shares awarded | shares 613,562    
Share price on date of grant (in gbp per share) £ 6.5030    
Iain Mackay | Deferred shares      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Face value awarded | £ £ 2,232    
Percentage receivable for minimum performance 25.00%    
Number of shares awarded | shares 343,226    
Share price on date of grant (in gbp per share) £ 6.5030    
Marc Moses | Deferred shares      
Disclosure of terms and conditions of share-based payment arrangement [line items]      
Face value awarded | £ £ 2,232    
Percentage receivable for minimum performance 25.00%    
Number of shares awarded | shares 343,226    
Share price on date of grant (in gbp per share) £ 6.5030