not altered by the fact Page 9 of 17 Page 9 that the district court granted the *22 ) mo- tion witho much elaboration of its think- ing. FDIC . Ogden Corp., 202 F.3d 454, 460 (1st ir.2000). "Although a lower court's elucidation of its reasoning invari- ably eases the appellate task, motions often are