Divestitures and Planned Divestitures Divestitures and Planned Divestitures (Narrative) (Details) - USD ($) $ in Millions		6 Months Ended	12 Months Ended
		Jun. 30, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax			$ 161.1	$ 154.2	$ 2.2
Disposal Group, Including Discontinued Operation, Assets			1,745.7	98.4
Disposal Group, Including Discontinued Operation, Goodwill			762.5	19.2
Disposal Group, Including Discontinued Operation, Revenue			0.0	56.5	83.4
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, before Income Tax			(1.9)	(7.7)	2.2
Discontinued Operation, Tax Effect of Income (Loss) from Discontinued Operation During Phase-out Period			(0.6)	(2.8)	0.8
Income (Loss) from Operations of Discontinued Operations, Net of Tax			(1.3)	(4.9)	1.4
Discontinued Operation, Gain (Loss) on Disposal of Discontinued Operation, Net of Tax	[1]		0.6	95.6	3.4
Income from discontinued operations, net of tax			(0.7)	90.7	4.8
Discontinued Operation, Tax Effect of Income (Loss) from Disposal of Discontinued Operation			58.6	(1.2)
Revenues			13,264.0	5,915.7	$ 5,727.0
Disposal Group, Including Discontinued Operation, Accounts, Notes and Loans Receivable, Net			164.4	0.0
Disposal Group, Including Discontinued Operation, Inventory			311.6	35.3
Disposal Group, Including Discontinued Operation, Prepaid and Other Assets			24.3	2.0
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment			224.9	18.2
Disposal Group, Including Discontinued Operation, Intangible Assets			244.5	23.7
Disposal Group, Including Discontinued Operation, Other Assets			13.5	0.0
Disposal Group, Including Discontinued Operation, Accounts Payable			88.2	34.8
Disposal Group, Including Discontinued Operation, Liabilities, Current			340.5	43.3
Disposal Group, Including Discontinued Operation, Other Liabilities			81.6	8.5
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent			131.1	0.0
Disposal Group, Including Discontinued Operation, Liabilities			340.5	$ 43.3
Endicia [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses, Net of Cash Divested			208.7
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax			154.2
Transaction Costs Incurred Related to Sale of Discontinued Operations			5.2
Cash divested in sale of business			5.6
Disposal Group, Including Discontinued Operation, Assets			60.1
Disposal Group, Including Discontinued Operation, Goodwill			50.0
Hardware [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued Operation, Nature of Adjustment to Prior Period Gain (Loss) on Disposal				4.8
Culinary [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of Goodwill, Intangibles And Other Long-Lived Assets Of Discontinued Operations, Pretax				$ 2.6
Decor [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Goodwill			19.2
Cash consideration on sale of business		$ 223.5
Disposal Group, Including Discontinued Operations, Net Assets of Disposal Group		63.3
Goodwill, Written off Related to Sale of Business Unit		$ 19.2
Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal			160.2
Revenues			$ 141.4
Tools [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Tools business percentage of net sales to total company			5.50%	12.90%	14.40%
Medical Cart Business net sales [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues				$ 26.5
Medical Cart Business percentage of net sales to Total Company				0.40%	1.20%
Accrued Compensation [Domain]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Liabilities, Current			$ 35.3	$ 0.0
Short-term Debt [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Disposal Group, Including Discontinued Operation, Liabilities, Current			4.3	$ 0.0
Tools [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Estimated sales price, business held for sale			1,950.0
Estimated gain, business held on sale			$ 900.0

[1] 2015 includes pretax gains of $154.2 million (related tax expense of $58.6 million) relating to the sale of the Endicia business. 2014 includes pretax gains of $2.2 million (related tax benefit of $1.2 million) relating to the recognition of $4.8 million of previously deferred gains on the sale of the international Hardware businesses, offset by $2.6 million of impairments relating to the Culinary businesses.