Louis Riddick breaks down how Mike Vrabel's coaching experience has prepared him to become the new head coach in Tennessee. (0:51)

The Colts hired Frank Reich less than a week after Josh McDaniels decided not to accept the job, officially ending the NFL coaching carousel.

Here's everything you need to know about all the movement through hiring-and-firing season.

Filled jobs

The Cardinals named Panthers defensive coordinator Steve Wilks their next head coach. He replaces Bruce Arians, who retired after five seasons in Arizona.

The Bears named Chiefs offensive coordinator Matt Nagy as their new head coach after firing John Fox. Nagy, 39, had spent his entire NFL coaching career under Andy Reid.

The Lions officially announced Matt Patricia's hiring less than a day after he finished his final game as the Patriots' defensive coordinator. He'll replace Jim Caldwell, who was fired after four seasons with the franchise.

Eagles offensive coordinator Frank Reich agreed to a five-year deal to be the Colts' next head coach less than a week after Patriots offensive coordinator Josh McDaniels decided not to accept the job. Reich replaces Chuck Pagano.

Reiss and Wells: How Josh McDaniels went from Patriots to Colts and back again

The Giants hired Vikings offensive coordinator Pat Shurmur. He succeeds Ben McAdoo, who was fired toward the end of a 3-13 season.

The Raiders officially named Jon Gruden their 22nd coach in franchise history. Gruden, who coached Oakland from 1998 to 2001 and had been working as an ESPN analyst, is returning to the Raiders to replace Jack Del Rio, who was fired after the regular-season finale.

The Titans hired Mike Vrabel to be their next head coach. Vrabel spent the past season as the defensive coordinator in Houston. He replaces Mike Mularkey, who previously agreed to part ways with the team.

Jobs that won't come open despite coaches on the hot seat

Despite earlier reports that Marvin Lewis planned to leave after 15 years in Cincinnati, the team announced it had signed Lewis to a two-year contract on Jan. 2.

Team owner Jimmy Haslam confirmed that Hue Jackson will be the coach in 2018 after the team concluded its 0-16 season.

Despite the Cowboys being one of the bigger disappointments of 2017, the team has maintained that Jason Garrett will be back to coach an eighth season in Dallas.

Vance Joseph will return for a second season in Denver, team president John Elway announced on Jan. 1. Joseph guided the Broncos to a 5-11 record and a last-place finish in the AFC West in his first season as an NFL head coach.

The Texans have signed coach Bill O'Brien and new general manager Brian Gaine to matching five-year contracts. There had been speculation regarding O'Brien's future in Houston after the Texans finished their first losing season of his tenure.

Despite a 5-10 record, the Jets have signed coach Todd Bowles and general manager Mike Maccagnan to contract extensions.

The Bucs will retain coach Dirk Koetter despite a disappointing season that started with high expectations.