Discontinued Operations (Summary of Carrying Amount of Major Classes of Assets and Liabilities Related to EMEA and Pacific Rim Businesses) (Details) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Current assets:
Total current assets discontinued operations	$ 276.7	$ 244.3
Total assets	1,890.0	1,838.3
Current liabilities:
Total current liabilities	134.3	110.3
EMEA and Pacific Rim Business [Member]
Current assets:
Cash and cash equivalents	10.0	10.0
Accounts and notes receivable, net	57.3	56.2
Inventories, net	65.0	59.8
Income tax receivable	5.4	1.8
Other current assets	10.4	8.2
Total current assets discontinued operations	148.1	136.0
Property, plant, and equipment, less accumulated depreciation and amortization	69.1	68.6
Prepaid pension costs	28.8	28.9
Goodwill and intangible assets, net	6.8	6.8
Deferred income taxes	3.5	3.0
Lease ROU assets	19.3
Other non-current assets	1.1	1.0
Total non-current assets of discontinued operations	128.6	108.3
Total assets	276.7	244.3
Current liabilities:
Accounts payable and accrued expenses	76.7	67.1
Income tax payable	2.9	1.1
Total current liabilities	79.6	68.2
Pension benefit liabilities	34.4	33.8
Lease non-current liabilities	11.3
Other long-term liabilities	2.0	1.8
Deferred income taxes	7.0	6.5
Total non-current liabilities of discontinued operations	54.7	42.1
Total liabilities of discontinued operations	$ 134.3	$ 110.3