| 20th Oct 2017 7:01 am | RNS | Director Declaration | 
                                                                            
                                            | 20th Oct 2017 7:00 am | RNS | Third Quarter Trading Update | 
                                                                            
                                            | 16th Oct 2017 1:30 pm | RNS | Minority interest in Avendra to be sold | 
                                                                            
                                            | 2nd Oct 2017 2:00 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 25th Sep 2017 10:01 am | RNS | Directorate Change | 
                                                                            
                                            | 20th Sep 2017 4:45 pm | RNS | Sterling Equivalent - Interim Dividend | 
                                                                            
                                            | 11th Sep 2017 2:05 pm | RNS | Director Declaration | 
                                                                            
                                            | 1st Sep 2017 2:19 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 16th Aug 2017 2:16 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 10th Aug 2017 11:00 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 8th Aug 2017 11:15 am | RNS | Half-year Report - Replacement | 
                                                                            
                                            | 8th Aug 2017 7:00 am | RNS | Half-year Report | 
                                                                            
                                            | 1st Aug 2017 2:00 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 27th Jul 2017 12:00 pm | RNS | Director Declaration | 
                                                                            
                                            | 18th Jul 2017 2:23 pm | RNS | Director Declaration | 
                                                                            
                                            | 11th Jul 2017 4:10 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 3rd Jul 2017 1:59 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 16th Jun 2017 10:26 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 16th Jun 2017 10:25 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 1st Jun 2017 2:00 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 30th May 2017 2:00 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 30th May 2017 1:55 pm | RNS | Holding(s) in Company | 
                                                                            
                                            | 24th May 2017 2:01 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 24th May 2017 2:00 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 11th May 2017 12:04 pm | RNS | Sterling Equivalents - Final & Special Dividends | 
                                                                            
                                            | 5th May 2017 1:32 pm | RNS | Result of AGM | 
                                                                            
                                            | 5th May 2017 7:01 am | RNS | Directorate Change | 
                                                                            
                                            | 5th May 2017 7:00 am | RNS | First Quarter Trading Update 2017 | 
                                                                            
                                            | 2nd May 2017 2:00 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 21st Apr 2017 3:30 pm | RNS | Transaction in Own Shares | 
                                                                            
                                            | 20th Apr 2017 4:00 pm | RNS | Repurchase, Special Div and Share Consolidation | 
                                                                            
                                            | 4th Apr 2017 2:05 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 4th Apr 2017 2:00 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 4th Apr 2017 11:00 am | RNS | Notice of AGM, Special Div and Share Consolidation | 
                                                                            
                                            | 3rd Apr 2017 2:00 pm | RNS | Total Voting Rights | 
                                                                            
                                            | 17th Mar 2017 2:00 pm | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 13th Mar 2017 11:00 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 6th Mar 2017 11:01 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 6th Mar 2017 11:00 am | RNS | Director/PDMR Shareholding | 
                                                                            
                                            | 2nd Mar 2017 1:51 pm | RNS | Annual Financial Report |