Raiders Quarterback Derek Carr Out Indefinitely, Broken Fibula

It was announced  Sunday that Derek Carr is out indefinitely with a broken right Fibula.  The injury happened with 11:07 left in the fourth quarter in a 33-25 win over Andrew Luck and the Indianapolis Cotls. "according to http://www.raiders.com/news/article-1/Raiders-Snap-Counts-vs-Indianapolis-Colts-Carr-Exits-Early-Allen-Records-Another-Interception/75274948-ae8f-4a4a-a744-9286b85b875c

Derek Carr played 63 offensive snaps while he finished his day 20-of 30 for 228 yards to go along with three touchdowns. "according to http://www.raiders.com/news/article-1/Raiders-Snap-Counts-vs-Indianapolis-Colts-Carr-Exits-Early-Allen-Records-Another-Interception/75274948-ae8f-4a4a-a744-9286b85b875c

What does this do to the Oakland Raiders super bowl hopes  who are in first place in the AFC West  at 12-3 ?