Manually check that detailed billing is enabled in the AWS Console

Details

Center for Internet Security (CIS) Recommendation 1.17 is to Enable detailed billing. https://d0.awsstatic.com/whitepapers/compliance/AWS_CIS_Foundations_Benchmark.pdf#page=44

This is a check that must be performed manually as there are either no appropriate API calls or it may require an account-specific judgement call.