Business Segment Information and Geographic Data - Segment Information by Geographic Region (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012 product_category	Dec. 31, 2011	Dec. 31, 2010
Segment Reporting Information [Line Items]
Net revenue	$ 299.1	$ 248.2	$ 270.6	$ 281.7	$ 342.3	$ 308.6	$ 323.0	$ 316.5	$ 1,099.6	$ 1,290.4	$ 1,460.9
Operating Income (Loss)	(310.4)	(6.5)	(10.3)	(8.9)	(12.1)	(8.3)	(9.3)	(3.4)	(336.1)	(33.1)	(69.7)
Goodwill impairment									23.3	1.6	23.5
Intangible impairments									260.5	0	0
Restructuring and other costs									21.1	21.5	51.1
Litigation settlements									0	2.0	2.6
Number of major product categories									3
Long-Lived Assets	58.9				55.4				58.9	55.4	66.9
Interest income									(0.5)	(0.9)	(0.8)
Interest expense									2.9	3.7	4.2
Other expense, net									2.6	7.0	3.3
Loss from continuing operations before income taxes									(341.1)	(42.9)	(76.4)
United States
Segment Reporting Information [Line Items]
Net revenue									447.4	519.2	633.1
Long-Lived Assets	55.1				51.6				55.1	51.6	62.4
International
Segment Reporting Information [Line Items]
Net revenue									652.2	771.2	827.8
Long-Lived Assets	3.8				3.8				3.8	3.8	4.5
Americas
Segment Reporting Information [Line Items]
Net revenue									504.7	595.9	712.9
Operating Income (Loss)									2.9	8.4	36.8
Goodwill impairment									23.3	1.6
Europe
Segment Reporting Information [Line Items]
Net revenue									208.8	248.0	289.8
Operating Income (Loss)									(3.9)	10.3	(0.6)
Goodwill impairment									0	0
North Asia
Segment Reporting Information [Line Items]
Net revenue									272.5	307.2	315.2
Operating Income (Loss)									5.9	12.5	14.9
Goodwill impairment									0	0
South Asia
Segment Reporting Information [Line Items]
Net revenue									113.6	139.3	143.0
Operating Income (Loss)									0.6	4.0	4.0
All segments
Segment Reporting Information [Line Items]
Operating Income (Loss)									5.5	35.2	55.1
Corporate and unallocated
Segment Reporting Information [Line Items]
Operating Income (Loss)									(341.6)	(68.3)	(124.8)
Goodwill impairment									23.3	1.6	23.5
Restructuring and other costs									21.1	21.5	51.1
Litigation settlements										$ 2.0	$ 2.6
Net revenue | Japan | Geographic Concentration Risk
Segment Reporting Information [Line Items]
Concentration risk, percentage									19.70%	17.60%	16.00%