| Other short-term employee benefits | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The amount of expense from employee benefits (other than termination benefits), which are expected to be settled wholly within twelve months after the end of the annual reporting period in which the employees render the related services, that the entity does not separately disclose in the same statement or note. [Refer: Employee benefits expense] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Report the value, for the reporting period, of other short-term employee benefits expenses during the reporting period. Short-term employee benefits generally include items such as: a. wages, salaries and social security contributions; b. short-term compensated absences (such as paid annual leave and paid sick leave) when the absences are expected to occur within twelve months after the end of the period in which the employees render the related employee service; c. profit-sharing and bonuses payable within twelve months after the end of the period in which the employees render the related service; and d. non-monetary benefits (such as medical care, housing, cars and free or subsidised goods or services) for current employees. | en | http://xbrl.ssm.com.my/role/ssm/fs/mpers/lab_rol_ssmt-fs-mpers_2017-12-31/ReportingDocumentation | http://www.xbrl.org/2003/role/link |