Supplemental Balance Sheet Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014		Sep. 30, 2014		Sep. 30, 2013	Dec. 31, 2013
Accounts Receivable
Accounts receivable	$ 123.7		$ 123.7			$ 177.8
Less reserves and allowances	(8.5)	[1]	(8.5)	[1]		(14.5)	[1]
Accounts receivable, net	115.2		115.2			163.3
Inventories
Finished goods	70.6	[2]	70.6	[2]		76.3
Work in process	2.9	[2]	2.9	[2]		2.9
Raw materials and supplies	0.7	[2]	0.7	[2]		5.1
Total inventories	74.2	[2]	74.2	[2]		84.3
Property, Plant and Equipment
Property, plant and equipment	190.3		190.3			201.7
Less accumulated depreciation	(143.1)		(143.1)			(150.1)
Property, plant and equipment, net	47.2		47.2			51.6
Inventory write-offs	4.6		4.6		2.8
Rebates payable	$ 25.9		$ 25.9			$ 33.2

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

[2] During the three months ended September 30, 2014 we recorded a $4.6 million inventory write-off of tape manufacturing parts as we changed the outsourcing of our tape production during the third quarter of 2014 no longer requiring this inventory.