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Restructuring Activities (Additional Information) (Details) $ in Millions | 3 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 30, 2017 USD ($) | Dec. 31, 2016 USD ($) | Jan. 02, 2016 USD ($) | Dec. 30, 2017 USD ($) | Dec. 31, 2016 USD ($) | Jan. 02, 2016 USD ($)
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - COGS |  |  |  | $ 9.0 | $ 8.3 | $ 3.0
Restructuring costs - SG&A |  |  |  | 72.9 | 34.9 | 29.5
Impairment of intangible assets |  |  |  | 68.6 | 7.1 | 5.1
2017 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Estimated annualized pretax benefit |  |  |  | 11.0 |  |
Restructuring costs - SG&A |  |  |  | 11.3 |  |
Restructuring and Related Cost, Cost Incurred to Date | $ 11.3 |  |  | $ 11.3 |  |
2016 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Number of retail stores closed |  |  |  | 266 |  |
Estimated annualized pretax benefit |  |  |  | $ 20.0 |  |
Restructuring costs - SG&A |  |  |  | 69.3 | 5.8 |
Restructuring and Related Cost, Cost Incurred to Date | 75.1 |  |  | $ 75.1 |  |
Consumer Direct Operations [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Number of retail stores closed |  |  |  | 136 |  |
Restructuring costs - SG&A |  |  |  | $ (0.7) | 11.0 | 17.3
Restructuring and Related Cost, Cost Incurred to Date | 48.8 |  |  | 48.8 |  |
Organizational Changes [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - SG&A |  |  |  | 2.0 | 13.9 | 2.0
Brand Discontinuation [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - SG&A |  |  |  |  | 0.3 | 4.2
Indefinite-lived Intangible Assets [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Impairment of intangible assets | 68.6 |  |  |  |  |
Other Restructuring [Member] | Brand Discontinuation [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - SG&A |  |  |  |  |  | 1.6
Property, Plant and Equipment [Member] | 2017 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - SG&A |  |  |  | 1.6 |  |
Property, Plant and Equipment [Member] | 2016 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - SG&A |  |  |  | 9.4 | 0.0 |
Property, Plant and Equipment [Member] | Consumer Direct Operations [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - SG&A |  |  |  | 0.0 | 0.2 | 5.4
Property, Plant and Equipment [Member] | Consumer Direct Store Assets [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring costs - SG&A |  |  |  |  | $ 12.2 | 11.6
Cushe [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Impairment of intangible assets |  |  |  |  |  | $ 2.6
Stride Rite [Member] | Indefinite-lived Intangible Assets [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Impairment of intangible assets |  | $ 7.1 | $ 2.5 |  |  |
Selling, General and Administrative Expenses [Member] | 2017 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 9.8 |  |  | 9.8 |  |
Selling, General and Administrative Expenses [Member] | 2016 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 64.9 |  |  | 64.9 |  |
Selling, General and Administrative Expenses [Member] | Consumer Direct Operations [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 42.3 |  |  | 42.3 |  |
Cost of Sales [Member] | 2017 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 1.5 |  |  | 1.5 |  |
Cost of Sales [Member] | 2016 Plan [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Cost Incurred to Date | 10.2 |  |  | 10.2 |  |
Cost of Sales [Member] | Consumer Direct Operations [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring and Related Cost, Cost Incurred to Date | $ 6.5 |  |  | $ 6.5 |  |

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