The relevant documents on the website of the SFO (Serious Fraud Office from the UK) can be found in the following documents, the AirAsia case is referred to as "Count 12 - Malaysia Civil":
Deferred Prosecution Agreement – Statement of Facts – SFO v Rolls Royce PLC, paragraph 314 and further;
SFO -v- Rolls Royce judgment, paragraph 107 and further;
SFO -v- Rolls Royce Appendix A, paragraph 147 and further.
SFO -v- Rolls Royce Appendix B, detailing the financial sanction to be paid, in the AirAsia case being GBP 17 Million (RM 94 Million).