Luke Kennard scored 27 points off the bench and the postseason-bound Detroit Pistons closed out their regular season finale by walloping the host New York Knicks 115-89 on Wednesday.The Pistons (41-41) qualified for the Eastern Conference playoffs for just the second time since the 2008-09 season. They were swept by Cleveland in the opening round of the 2015-16 playoffs.Detroit will be the No. 8 seed and face top-seeded Milwaukee in the first round.Kennard’s point total was one shy of his career high. Reggie Jackson had 21 points and Andre Drummond supplied 20 points and 18 rebounds for Detroit. Wayne Ellington tossed in 12 points, all on 3-point makes.The Pistons swept the season series from the Knicks (17-65), who finished with the NBA’s worst record.John Jenkins led the Knicks with 16 points off the bench. Kadeem Allen had 13 points and eight assists, and former Piston Henry Ellenson added 12 points.The Pistons played without All-Star Blake Griffin, who was sidelined by a sore left knee. The Knicks sat out a host of players, including guard Dennis Smith Jr., who scored 25 points in a 10-point victory over Chicago on Tuesday.Detroit led 36-22 at the end of the first quarter. Jackson scored 14 of those points, while Drummond had 10.