The following information pertains to Gone Company: May 1 Customer ordered an installation service to be done by GoneCompany on May 15. May 2 Customer paid cash for the installation job to be done on May 15. May 8 The Gone Company purchased installation supplies on account for the job. May 15 The installation job was started and completed. May 20 Amount owed for supplies purchased on May 8 is paid. Assuming that Gone Company uses accrual-basis accounting, when would the company record the expense related to the supplies?