Williams (lower body) reached an injury settlement with the Lions on Wednesday, Aaron Wilson of KPRC 2 Houston reports.
The Lions waived/injured Williams (lower body) on Friday, per the NFL's transaction log.
Williams (lower body) had to be carted off the field during practice Thursday, Tim Twentyman of the Lions' official site reports.
Williams was waived from injured reserve with an injury settlement Saturday, Aaron Wilson of ProFootballNetwork.com reports.
Williams (hamstring) was reverted to injured reserve Tuesday after being waived with an injury designation, Aaron Wilson of ProFootballNetwork.com reports.
Williams (hamstring) was waived with an injury designation by the Giants on Monday, Michael Eisen of the team's official site reports.
Williams was signed to the Giants' active roster Monday.