On May 10, 2014, Cosmo Co. enters into a contract to deliver a product to Greig Inc. on June 15, 2014. Greig agrees to pay the full contract price of $3,000 on July 15, 2014. The cost of the goods is $2,300. Cosmo delivers the product to Greig on June 15, 2014, and receives payment on July 15, 2014. Prepare the journal entries for Cosmo related to this contract. (If no entry is required, select No Entry for the account titles and enter 0 for the amounts. Credit account titles are automatically indented when the amount is entered. Do not indent manually.)