Materiality was determined to be $5 million. At year-end, the engagement team evaluated the internal controls related to revenue. This evaluation was done through inquiries of appropriate personnel and consideration of the results of other audit procedures including: (1) updating the risk assessment procedures (including the understanding of internal control) and substantive procedures, (2) considering the result of the entity's monitoring of controls (or our testing of the entity's monitoring of controls), and (3) obtaining an update on the status of the entity's remediation of any significant deficiency or material weakness identified as of the interim date