Layman signed a one-year contract Wednesday with Spanish club Basquet Manresa.
The Celtics waived Layman on Saturday, Keith Smith of Spotrac.com reports.
Layman signed a non-guaranteed training camp contract with the Celtics on Monday, Keith Smith of Spotrac.com reports.
Layman will come off the bench Monday against the Celtics.
Layman will start Thursday's contest against the Jazz.
Layman scored two points (1-3 FG) in five minutes in Wednesday's season-opening win over Houston.
Layman (coach's decision) didn't play during Thursday's win over Golden State.
Layman will start Wednesday's matchup against the Pacers.
Layman (coach's decision) went unused Monday in the Timberwolves' 112-107 loss to the Nets.
Layman will come off the bench for Wednesday's game against the Mavericks.