O'Connor signed a contract with the Lions on Thursday.
The Buccaneers released O'Connor on Tuesday, Scott Smith of the team's official site reports.
O'Connor agreed to terms Saturday with the Buccaneers on a one-year deal, Greg Auman of Fox Sports reports.
O'Connor (knee) participated in the Buccaneers' offseason practice Tuesday, Greg Auman of The Athletic reports.
O'Connor (knee) signed a contract to remain with the Buccaneers on Tuesday.
O'Connor (knee) was placed on injured reserve Tuesday, Scott Smith of the Buccaneers' official site reports.
O'Connor didn't return to Sunday's loss to the Saints due to a knee injury, Scott Smith of the Buccaneers' official site reports.
O'Connor (calf) has been ruled out for Tampa Bay's Week 5 contest against the Dolphins, Scott Smith of the Buccaneers' official site reports.
O'Connor was signed from Tampa Bay's practice squad Tuesday, Rick Stroud of the Tampa Bay Times reports.
O'Connor was promoted to the Buccaneers' active roster Tuesday, Greg Auman of the Tampa Bay Times reports.