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Consolidated Statement of Shareholders' Equity Statement - USD ($) $ in Millions | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | AOCI Attributable to Parent [Member] | Treasury Stock [Member] | Noncontrolling Interest [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 30, 2017 | $ 955.2 |  | $ 106.4 | $ 149.2 | $ 992.2 | $ (75.2) | $ (223.0) | $ 5.6
Net earnings attributable to Wolverine World Wide, Inc. | 102.0 |  |  |  |  |  |  |
Less: net earnings attributable to noncontrolling interests | 0.1 |  |  |  |  |  |  |
Net earnings (loss) | 102.1 |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | 0.4 |  |  |  |  |  |  |
Other comprehensive income (loss) attributable to noncontrolling interest | 0.0 |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax | 0.4 |  |  |  |  |  |  |
Shares issued, net of shares forfeited under stock incentive plans | (1.8) |  | (0.1) | (1.7) |  |  |  |
Shares issued for stock options exercised, net | 16.4 |  | 1.0 | 15.4 |  |  |  |
Stock-based compensation expense | 14.2 |  |  | 14.2 |  |  |  |
Cash dividends declared | 15.2 |  |  |  | 15.2 |  |  |
Issuance of treasury shares | 0.1 |  |  | 0.0 |  |  | 0.1 |
Purchase of common stock for treasury | 49.9 |  |  |  |  |  | 49.9 |
Purchases of shares under employee stock plans | 6.2 |  |  |  |  |  | 6.2 |
Change in accounting principle | (8.1) | [1] |  |  | 8.1 | (8.1) |  |
Ending Balance at Jun. 30, 2018 | 1,015.3 |  | 107.3 | 177.1 | 1,087.1 | (82.9) | (279.0) | 5.7
Beginning Balance at Mar. 31, 2018 | 957.3 |  | 106.8 | 163.1 | 1,039.4 | (84.1) | (273.7) | 5.8
Net earnings attributable to Wolverine World Wide, Inc. | 55.3 |  |  |  |  |  |  |
Less: net earnings attributable to noncontrolling interests | 0.2 |  |  |  |  |  |  |
Net earnings (loss) | 55.5 |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | 1.2 |  |  |  |  |  |  |
Other comprehensive income (loss) attributable to noncontrolling interest | (0.3) |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax | 0.9 |  |  |  |  |  |  |
Shares issued for stock options exercised, net | 8.3 |  | 0.5 | 7.8 |  |  |  |
Stock-based compensation expense | 6.3 |  |  | 6.3 |  |  |  |
Cash dividends declared | 7.6 |  |  |  | 7.6 |  |  |
Issuance of treasury shares | 0.0 |  |  | 0.1 |  |  | 0.1 |
Purchase of common stock for treasury | 5.3 |  |  |  |  |  | 5.3 |
Purchases of shares under employee stock plans | 0.1 |  |  |  |  |  | 0.1 |
Change in accounting principle | 0.0 |  |  |  |  |  |  |
Ending Balance at Jun. 30, 2018 | 1,015.3 |  | 107.3 | 177.1 | 1,087.1 | (82.9) | (279.0) | 5.7
Beginning Balance at Dec. 29, 2018 | 991.6 |  | 107.6 | 201.4 | 1,169.7 | (88.3) | (404.4) | 5.6
Net earnings attributable to Wolverine World Wide, Inc. | 80.7 |  |  |  |  |  |  |
Less: net earnings attributable to noncontrolling interests | 0.1 |  |  |  |  |  |  |
Net earnings (loss) | 80.8 |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | 2.3 |  |  |  |  |  |  |
Other comprehensive income (loss) attributable to noncontrolling interest | 0.1 |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax | 2.4 |  |  |  |  |  |  |
Shares issued, net of shares forfeited under stock incentive plans | (3.9) |  | 0.0 | (3.9) |  |  |  |
Shares issued for stock options exercised, net | 5.8 |  | 0.4 | 5.4 |  |  |  |
Stock-based compensation expense | 10.2 |  |  | 10.2 |  |  |  |
Cash dividends declared | 17.6 |  |  |  | 17.6 |  |  |
Issuance of treasury shares | 0.2 |  |  | (0.1) |  |  | 0.1 |
Purchase of common stock for treasury | 207.4 |  |  |  |  |  | 207.4 |
Purchases of shares under employee stock plans | 12.6 |  |  |  |  |  | 12.6 |
Capital contribution from noncontrolling interest | 5.7 |  |  |  |  |  |  | 5.7
Ending Balance at Jun. 29, 2019 | 855.2 |  | 108.0 | 213.2 | 1,232.8 | (86.0) | (624.3) | 11.5
Beginning Balance at Mar. 30, 2019 | 917.3 |  | 107.9 | 208.0 | 1,201.2 | (85.7) | (520.0) | 5.9
Net earnings attributable to Wolverine World Wide, Inc. | 40.2 |  |  |  |  |  |  |
Less: net earnings attributable to noncontrolling interests | 0.0 |  |  |  |  |  |  |
Net earnings (loss) | 40.2 |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | (0.3) |  |  |  |  |  |  |
Other comprehensive income (loss) attributable to noncontrolling interest | (0.1) |  |  |  |  |  |  |
Other Comprehensive Income (Loss), Net of Tax | (0.4) |  |  |  |  |  |  |
Shares issued, net of shares forfeited under stock incentive plans | (0.1) |  | 0.0 | (0.1) |  |  |  |
Shares issued for stock options exercised, net | 1.7 |  | 0.1 | 1.6 |  |  |  |
Stock-based compensation expense | 3.6 |  |  | 3.6 |  |  |  |
Cash dividends declared | 8.6 |  |  |  | 8.6 |  |  |
Issuance of treasury shares | 0.2 |  |  | (0.1) |  |  | 0.1 |
Purchase of common stock for treasury | 104.3 |  |  |  |  |  | 104.3 |
Purchases of shares under employee stock plans | 0.1 |  |  |  |  |  | 0.1 |
Capital contribution from noncontrolling interest | 5.7 |  |  |  |  |  |  | 5.7
Ending Balance at Jun. 29, 2019 | $ 855.2 |  | $ 108.0 | $ 213.2 | $ 1,232.8 | $ (86.0) | $ (624.3) | $ 11.5
[1] | (4) Amounts reclassified to retained earnings upon adoption of ASU 2017-12, Targeted Improvements to Accounting for Hedging Activities and ASU 2018-02, Reclassification of Certain Tax Effects from Accumulated Other Comprehensive Income.

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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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Balance Type: | debit
Period Type: | duration

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- Definition The value of common stock purchased during the period. + References No definition available. + Details
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