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Business Segments (Assets and Goodwill by Segment) (Details) - USD ($) $ in Millions	Mar. 31, 2018	Dec. 30, 2017	Apr. 01, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Total assets	$ 2,204.0	$ 2,399.0	$ 2,387.8
Goodwill	429.3	429.8	425.1	$ 424.3
Wolverine Outdoor and Lifestyle Group [Member]
Segment Reporting Information [Line Items]
Total assets	462.0	420.4	443.5
Goodwill	129.6	128.8	127.0
Wolverine Boston Group [Member]
Segment Reporting Information [Line Items]
Total assets	1,235.8	1,245.0	1,375.8
Goodwill	283.2	284.5	281.6
Wolverine Heritage Group [Member]
Segment Reporting Information [Line Items]
Total assets	129.0	136.7	147.4
Goodwill	16.5	16.5	16.5
Other [Member]
Segment Reporting Information [Line Items]
Total assets	42.5	42.1	50.3
Corporate [Member]
Segment Reporting Information [Line Items]
Total assets	$ 334.7	$ 554.8	$ 370.8

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(12))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(11))
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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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-Name Accounting Standards Codification
-Topic 350
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- Definition

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