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Quarterly Results of Operations (Unaudited) - Company's Unaudited Quarterly Results of Operations (Detail) (USD $)
In Millions, except Per Share data, unless otherwise specified
 3 Months Ended 4 Months Ended 12 Months Ended
Sep. 06, 2014
Jun. 14, 2014
Mar. 22, 2014
Sep. 07, 2013
Jun. 15, 2013
Mar. 23, 2013
Jan. 03, 2015
Dec. 28, 2013
Jan. 03, 2015
Dec. 28, 2013
Dec. 29, 2012
Quarterly Financial Information Disclosure [Abstract]                      
Revenue $ 711.1us-gaap_SalesRevenueGoodsNet $ 613.5us-gaap_SalesRevenueGoodsNet $ 627.6us-gaap_SalesRevenueGoodsNet $ 716.6us-gaap_SalesRevenueGoodsNet $ 587.8us-gaap_SalesRevenueGoodsNet $ 645.9us-gaap_SalesRevenueGoodsNet $ 808.9us-gaap_SalesRevenueGoodsNet $ 740.8us-gaap_SalesRevenueGoodsNet $ 2,761.1us-gaap_SalesRevenueGoodsNet $ 2,691.1us-gaap_SalesRevenueGoodsNet $ 1,640.8us-gaap_SalesRevenueGoodsNet
Gross profit 284.7us-gaap_GrossProfit 245.7us-gaap_GrossProfit 255.8us-gaap_GrossProfit 286.0us-gaap_GrossProfit 241.1us-gaap_GrossProfit 262.1us-gaap_GrossProfit 300.1us-gaap_GrossProfit 275.3us-gaap_GrossProfit 1,086.3us-gaap_GrossProfit 1,064.5us-gaap_GrossProfit 628.2us-gaap_GrossProfit
Net earnings (loss) attributable to Wolverine World Wide, Inc. $ 57.8us-gaap_NetIncomeLoss $ 27.5us-gaap_NetIncomeLoss $ 37.1us-gaap_NetIncomeLoss $ 54.4us-gaap_NetIncomeLoss $ 17.9us-gaap_NetIncomeLoss $ 29.8us-gaap_NetIncomeLoss $ 10.7us-gaap_NetIncomeLoss $ (1.7)us-gaap_NetIncomeLoss $ 133.1us-gaap_NetIncomeLoss $ 100.4us-gaap_NetIncomeLoss $ 80.7us-gaap_NetIncomeLoss
Net earnings (loss) per share:                      
Earnings per share - Basic $ 0.58us-gaap_EarningsPerShareBasic $ 0.28us-gaap_EarningsPerShareBasic $ 0.37us-gaap_EarningsPerShareBasic $ 0.55us-gaap_EarningsPerShareBasic $ 0.18us-gaap_EarningsPerShareBasic $ 0.30us-gaap_EarningsPerShareBasic $ 0.11us-gaap_EarningsPerShareBasic $ (0.02)us-gaap_EarningsPerShareBasic $ 1.33us-gaap_EarningsPerShareBasic $ 1.01us-gaap_EarningsPerShareBasic $ 0.84us-gaap_EarningsPerShareBasic
Earnings per share - Diluted $ 0.57us-gaap_EarningsPerShareDiluted $ 0.27us-gaap_EarningsPerShareDiluted $ 0.36us-gaap_EarningsPerShareDiluted $ 0.54us-gaap_EarningsPerShareDiluted $ 0.18us-gaap_EarningsPerShareDiluted $ 0.30us-gaap_EarningsPerShareDiluted $ 0.10us-gaap_EarningsPerShareDiluted $ (0.02)us-gaap_EarningsPerShareDiluted $ 1.30us-gaap_EarningsPerShareDiluted $ 0.99us-gaap_EarningsPerShareDiluted $ 0.81us-gaap_EarningsPerShareDiluted