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Subsidiary Guarantors of the Public Bonds (Consolidated Condensed Statements of Operations and Comprehensive Income) (Details) - USD ($) $ in Millions | 3 Months Ended | 4 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 12, 2015 | Jun. 20, 2015 | Mar. 28, 2015 | Sep. 06, 2014 | Jun. 14, 2014 | Mar. 22, 2014 | Jan. 02, 2016 | Jan. 03, 2015 | Jan. 02, 2016 | Jan. 03, 2015 | Dec. 28, 2013
Condensed Income Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue | $ 678.9 | $ 630.1 | $ 631.4 | $ 711.1 | $ 613.5 | $ 627.6 | $ 751.2 | $ 808.9 | $ 2,691.6 | $ 2,761.1 | $ 2,691.1
Cost of goods sold |  |  |  |  |  |  |  |  | 1,636.9 | 1,673.8 | 1,619.0
Restructuring costs |  |  |  |  |  |  |  |  | 3.0 | 1.0 | 7.6
Gross profit | 271.7 | 246.4 | 261.4 | 284.7 | 245.7 | 255.8 | 272.2 | 300.1 | 1,051.7 | 1,086.3 | 1,064.5
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 816.0 | 815.2 | 830.0
Acquisition-related integration costs |  |  |  |  |  |  |  |  | 0.0 | 15.2 | 41.5
Restructuring and impairment costs |  |  |  |  |  |  |  |  | 34.6 | 26.0 | 0.7
Operating profit (loss) |  |  |  |  |  |  |  |  | 201.1 | 229.9 | 192.3
Other expenses: |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 38.2 | 45.4 | 52.0
Debt extinguishment costs |  |  |  |  |  |  |  |  | 1.6 | 1.3 | 13.1
Other expense (income), net |  |  |  |  |  |  |  |  | (3.3) | 1.7 | (0.5)
Total other expenses (income) |  |  |  |  |  |  |  |  | 36.5 | 48.4 | 64.6
Earnings before income taxes |  |  |  |  |  |  |  |  | 164.6 | 181.5 | 127.7
Income tax expense (benefit) |  |  |  |  |  |  |  |  | 41.4 | 47.6 | 26.7
Earnings (loss) before equity in earnings of consolidated subsidiaries |  |  |  |  |  |  |  |  | 123.2 | 133.9 | 101.0
Income (Loss) from Subsidiaries, Net of Tax |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 0.0
Net earnings |  |  |  |  |  |  |  |  | 123.2 | 133.9 | 101.0
Less: net earnings attributable to noncontrolling interest |  |  |  |  |  |  |  |  | 0.4 | 0.8 | 0.6
Net earnings attributable to Wolverine World Wide, Inc. | $ 45.8 | $ 25.3 | $ 40.1 | $ 57.8 | $ 27.5 | $ 37.1 | $ 11.6 | $ 10.7 | 122.8 | 133.1 | 100.4
Statement of Comprehensive Income [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  |  | 123.2 | 133.9 | 101.0
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation adjustments |  |  |  |  |  |  |  |  | (31.8) | (18.5) | (5.4)
Change in fair value of foreign exchange contracts |  |  |  |  |  |  |  |  | (2.2) | 9.4 | 0.9
Change in fair value of interest rate swap |  |  |  |  |  |  |  |  | (2.8) | (0.2) | 1.6
Pension adjustments |  |  |  |  |  |  |  |  | 28.8 | (32.1) | 81.2
Other Comprehensive Income (Loss), Net of Tax |  |  |  |  |  |  |  |  | (8.0) | (41.4) | 78.3
Comprehensive income |  |  |  |  |  |  |  |  | 115.2 | 92.5 | 179.3
Less: comprehensive (loss) income attributable to non-controlling interests |  |  |  |  |  |  |  |  | (1.0) | (0.3) | 0.5
Comprehensive income attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | 116.2 | 92.8 | 178.8
Parent [Member] |  |  |  |  |  |  |  |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 613.3 | 607.8 | 538.2
Cost of goods sold |  |  |  |  |  |  |  |  | 458.4 | 442.9 | 383.8
Acquisition-related transaction and integration costs |  |  |  |  |  |  |  |  |  |  | 0.1
Restructuring costs |  |  |  |  |  |  |  |  | (0.1) | 0.1 |
Gross profit |  |  |  |  |  |  |  |  | 155.0 | 164.8 | 154.3
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 127.9 | 126.1 | 139.0
Acquisition-related integration costs |  |  |  |  |  |  |  |  |  | 6.5 | 16.9
Restructuring and impairment costs |  |  |  |  |  |  |  |  | 3.5 | 3.0 |
Operating profit (loss) |  |  |  |  |  |  |  |  | 23.6 | 29.2 | (1.6)
Other expenses: |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 38.6 | 45.4 | 52.1
Debt extinguishment costs |  |  |  |  |  |  |  |  | 1.6 | 1.3 |
Other expense (income), net |  |  |  |  |  |  |  |  | (1.2) |  | (3.7)
Total other expenses (income) |  |  |  |  |  |  |  |  | 39.0 | 46.7 | 61.5
Earnings before income taxes |  |  |  |  |  |  |  |  | (15.4) | (17.5) | (63.1)
Income tax expense (benefit) |  |  |  |  |  |  |  |  | (6.3) | 0.7 | 1.5
Earnings (loss) before equity in earnings of consolidated subsidiaries |  |  |  |  |  |  |  |  | (9.1) | (18.2) | (64.6)
Income (Loss) from Subsidiaries, Net of Tax |  |  |  |  |  |  |  |  | 131.9 | 151.3 | 165.0
Net earnings |  |  |  |  |  |  |  |  | 122.8 | 133.1 | 100.4
Less: net earnings attributable to noncontrolling interest |  |  |  |  |  |  |  |  |  |  | 0.0
Net earnings attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | 122.8 | 133.1 | 100.4
Statement of Comprehensive Income [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  |  | 122.8 | 133.1 | 100.4
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation adjustments |  |  |  |  |  |  |  |  | (31.8) | (17.4) | (5.4)
Change in fair value of foreign exchange contracts |  |  |  |  |  |  |  |  | (2.2) | 9.4 | 0.9
Change in fair value of interest rate swap |  |  |  |  |  |  |  |  | (2.8) | (0.2) | 1.6
Pension adjustments |  |  |  |  |  |  |  |  | 28.8 | (32.1) | 81.2
Other Comprehensive Income (Loss), Net of Tax |  |  |  |  |  |  |  |  | (8.0) | (40.3) | 78.3
Comprehensive income |  |  |  |  |  |  |  |  | 114.8 | 92.8 | 178.7
Less: comprehensive (loss) income attributable to non-controlling interests |  |  |  |  |  |  |  |  | (1.4) |  | (0.1)
Comprehensive income attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | 116.2 | 92.8 | 178.8
Subsidiary Guarantors [Member] |  |  |  |  |  |  |  |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 2,628.6 | 3,276.1 | 3,849.1
Cost of goods sold |  |  |  |  |  |  |  |  | 1,948.8 | 2,594.9 | 3,207.9
Acquisition-related transaction and integration costs |  |  |  |  |  |  |  |  |  |  | 0.0
Restructuring costs |  |  |  |  |  |  |  |  | 2.8 | 0.0 |
Gross profit |  |  |  |  |  |  |  |  | 677.0 | 681.2 | 641.2
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 559.2 | 555.1 | 506.7
Acquisition-related integration costs |  |  |  |  |  |  |  |  |  | 1.1 | 14.9
Restructuring and impairment costs |  |  |  |  |  |  |  |  | 24.0 | 10.4 |
Operating profit (loss) |  |  |  |  |  |  |  |  | 93.8 | 114.6 | 119.6
Other expenses: |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | 0.1 | 0.1 | (0.2)
Debt extinguishment costs |  |  |  |  |  |  |  |  | 0.0 | 0.0 |
Other expense (income), net |  |  |  |  |  |  |  |  | (1.1) | (1.3) | 0.1
Total other expenses (income) |  |  |  |  |  |  |  |  | (1.0) | (1.2) | (0.1)
Earnings before income taxes |  |  |  |  |  |  |  |  | 94.8 | 115.8 | 119.7
Income tax expense (benefit) |  |  |  |  |  |  |  |  | 38.6 | 37.7 | 19.3
Earnings (loss) before equity in earnings of consolidated subsidiaries |  |  |  |  |  |  |  |  | 56.2 | 78.1 | 100.4
Income (Loss) from Subsidiaries, Net of Tax |  |  |  |  |  |  |  |  | 13.6 | 9.4 | 114.5
Net earnings |  |  |  |  |  |  |  |  | 69.8 | 87.5 | 214.9
Less: net earnings attributable to noncontrolling interest |  |  |  |  |  |  |  |  |  |  | 0.0
Net earnings attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | 69.8 | 87.5 | 214.9
Statement of Comprehensive Income [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  |  | 69.8 | 87.5 | 214.9
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation adjustments |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 0.0
Change in fair value of foreign exchange contracts |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 0.0
Change in fair value of interest rate swap |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 0.0
Pension adjustments |  |  |  |  |  |  |  |  | 1.2 | (10.3) | 13.1
Other Comprehensive Income (Loss), Net of Tax |  |  |  |  |  |  |  |  | 1.2 | (10.3) | 13.1
Comprehensive income |  |  |  |  |  |  |  |  | 71.0 | 77.2 | 228.0
Comprehensive income attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | 71.0 | 77.2 | 228.0
Non-Guarantor Subsidiaries [Member] |  |  |  |  |  |  |  |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 723.8 | 848.8 | 774.4
Cost of goods sold |  |  |  |  |  |  |  |  | 375.2 | 483.5 | 415.4
Acquisition-related transaction and integration costs |  |  |  |  |  |  |  |  |  |  | 7.5
Restructuring costs |  |  |  |  |  |  |  |  | 0.3 | 0.9 |
Gross profit |  |  |  |  |  |  |  |  | 348.3 | 364.4 | 351.5
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | 257.5 | 258.1 | 266.8
Acquisition-related integration costs |  |  |  |  |  |  |  |  |  | 7.6 | 9.7
Restructuring and impairment costs |  |  |  |  |  |  |  |  | 7.1 | 12.6 |
Operating profit (loss) |  |  |  |  |  |  |  |  | 83.7 | 86.1 | 74.3
Other expenses: |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  | (0.5) | (0.1) | (0.1)
Debt extinguishment costs |  |  |  |  |  |  |  |  | 0.0 | 0.0 |
Other expense (income), net |  |  |  |  |  |  |  |  | (1.0) | 3.0 | 3.1
Total other expenses (income) |  |  |  |  |  |  |  |  | (1.5) | 2.9 | 3.2
Earnings before income taxes |  |  |  |  |  |  |  |  | 85.2 | 83.2 | 71.1
Income tax expense (benefit) |  |  |  |  |  |  |  |  | 9.1 | 9.2 | 5.9
Earnings (loss) before equity in earnings of consolidated subsidiaries |  |  |  |  |  |  |  |  | 76.1 | 74.0 | 65.2
Income (Loss) from Subsidiaries, Net of Tax |  |  |  |  |  |  |  |  | 88.0 | 74.7 | 21.7
Net earnings |  |  |  |  |  |  |  |  | 164.1 | 148.7 | 86.9
Less: net earnings attributable to noncontrolling interest |  |  |  |  |  |  |  |  | 0.4 | 0.8 | 0.6
Net earnings attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | 163.7 | 147.9 | 86.3
Statement of Comprehensive Income [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  |  | 164.1 | 148.7 | 86.9
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation adjustments |  |  |  |  |  |  |  |  | (31.8) | (18.5) | (5.4)
Change in fair value of foreign exchange contracts |  |  |  |  |  |  |  |  | (2.2) | 9.4 | 0.9
Change in fair value of interest rate swap |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 0.0
Pension adjustments |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 0.0
Other Comprehensive Income (Loss), Net of Tax |  |  |  |  |  |  |  |  | (34.0) | (9.1) | (4.5)
Comprehensive income |  |  |  |  |  |  |  |  | 130.1 | 139.6 | 82.4
Less: comprehensive (loss) income attributable to non-controlling interests |  |  |  |  |  |  |  |  | (1.0) | (0.3) | 0.6
Comprehensive income attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | 131.1 | 139.9 | 81.8
Eliminations [Member] |  |  |  |  |  |  |  |  |  |  |
Condensed Income Statements, Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | (1,274.1) | (1,971.6) | (2,470.6)
Cost of goods sold |  |  |  |  |  |  |  |  | (1,145.5) | (1,847.5) | (2,388.1)
Acquisition-related transaction and integration costs |  |  |  |  |  |  |  |  |  |  | 0.0
Restructuring costs |  |  |  |  |  |  |  |  | 0.0 | 0.0 |
Gross profit |  |  |  |  |  |  |  |  | (128.6) | (124.1) | (82.5)
Selling, general and administrative expenses |  |  |  |  |  |  |  |  | (128.6) | (124.1) | (82.5)
Acquisition-related integration costs |  |  |  |  |  |  |  |  |  |  | 0.0
Other expenses: |  |  |  |  |  |  |  |  |  |  |
Interest expense, net |  |  |  |  |  |  |  |  |  |  | 0.0
Debt extinguishment costs |  |  |  |  |  |  |  |  | 0.0 | 0.0 |
Other expense (income), net |  |  |  |  |  |  |  |  |  |  | 0.0
Income tax expense (benefit) |  |  |  |  |  |  |  |  |  |  | 0.0
Income (Loss) from Subsidiaries, Net of Tax |  |  |  |  |  |  |  |  | (233.5) | (235.4) | (301.2)
Net earnings |  |  |  |  |  |  |  |  | (233.5) | (235.4) | (301.2)
Less: net earnings attributable to noncontrolling interest |  |  |  |  |  |  |  |  |  |  | 0.0
Net earnings attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | (233.5) | (235.4) | (301.2)
Statement of Comprehensive Income [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net earnings |  |  |  |  |  |  |  |  | (233.5) | (235.4) | (301.2)
Other comprehensive income (loss), net of tax: |  |  |  |  |  |  |  |  |  |  |
Foreign currency translation adjustments |  |  |  |  |  |  |  |  | 31.8 | 17.4 | 5.4
Change in fair value of foreign exchange contracts |  |  |  |  |  |  |  |  | 2.2 | (9.4) | (0.9)
Change in fair value of interest rate swap |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 0.0
Pension adjustments |  |  |  |  |  |  |  |  | (1.2) | 10.3 | (13.1)
Other Comprehensive Income (Loss), Net of Tax |  |  |  |  |  |  |  |  | 32.8 | 18.3 | (8.6)
Comprehensive income |  |  |  |  |  |  |  |  | (200.7) | (217.1) | (309.8)
Less: comprehensive (loss) income attributable to non-controlling interests |  |  |  |  |  |  |  |  | 1.4 |  |
Comprehensive income attributable to Wolverine World Wide, Inc. |  |  |  |  |  |  |  |  | $ (202.1) | $ (217.1) | $ (309.8)

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