After a months-long contract dispute, the Buffalo Bills and James Cook reached an agreement on a four-year contract extension worth $48 million with $30 million in guaranteed money. In terms of total value, Cook is the highest-paid running back in the league.

Running back James Cook and the Bills have reached agreement on a four-year, $48 million contract extension that includes $30 million guaranteed, his agents told ESPN.

The Bills posted a video of Cook signing his contract Tuesday morning. As vice president of football administration Kevin Meganck shuffled the paperwork for him to sign, making the life-altering contract official, Cook brushed tears from his eyes.