Lots of leather scraps - for crafting

For goods under £200, shoplifting is treated as a summary offense and is often dealt with through fines or community service. Changes were made to the Anti-social behaviour, Crime and Policing Act 2014: https://www.bbc.co.uk/news/uk-42492488 Shoplifting is a massive problem right now. It's at the highest levels ever recorded according to the OfS.

because it could affect any police action, if a suspect is posted on social media

Are you now the forum police?

Just because the security did not chase the shoplifter does not mean no action was taken. Security camera footage can be sent to the police and used in evidence and actually is an effective means of prosecution.  Staff should not put themselves in a potentially dangerous position - stock is insured and can be replaced.  I remember a member of Coop staff chasing a thief and getting hurt