0000107687 2021-03-17 2021-03-17 false 0000107687 8-K 2021-03-17 Winnebago Industries, Inc. IA 001-06403 42-0802678 P.O. Box 152 Forest City IA 50436 641 585-3535 false false false false Common Stock, $0.50 par value per share WGO NYSE false