Supplemental Balance Sheet Information - Schedule of Supplemental Balance Sheet Information (Details) - USD ($) $ in Millions		Jun. 30, 2015	Dec. 31, 2014
Accounts Receivable:
Accounts receivable		$ 110.0	$ 143.5
Less reserves and allowances	[1]	(6.9)	(9.1)
Accounts receivable, net		103.1	134.4
Inventories:
Finished goods		52.1	51.1
Work in process		0.5	0.7
Raw materials and supplies		6.9	5.9
Total inventories		59.5	57.7
Property, Plant and Equipment:
Property, plant and equipment		165.9	184.0
Less accumulated depreciation		(123.5)	(139.0)
Property, plant and equipment, net		$ 42.4	$ 45.0

[1] Accounts receivable reserves and allowances include estimated amounts for customer returns, discounts on payment terms and uncollectible accounts.