The Oakland Atheltics and right-handed pitcher Trevor Cahill have officially agreed to a five-year deal that includes club options for 2016 and 2017.

The deal was first reported by Buster Olney of ESPN over the weekend.  Olney added today that the deal is worth $30.5 over the length of the guaranteed contract.

The 23-year-old All Star was 18-8 with a 2.97 ERA in 2010. He would have been eligible for arbitration starting in 2012. The deal includes at least one free agent year with up to two more free agent years in 2016 and 2017.

Check out the salary breakdown here.