Organization and Summary of Significant Accounting Policies - Property and Equipment (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Property, Plant and Equipment [Line Items]
Depreciation	$ 15.0	$ 13.2	$ 11.4
Building [Member]
Property, Plant and Equipment [Line Items]
Useful life	40 years
Minimum [Member] | Manufacturing equipment [Member]
Property, Plant and Equipment [Line Items]
Useful life	4 years
Minimum [Member] | Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Useful life	3 years
Minimum [Member] | Land improvements [Member]
Property, Plant and Equipment [Line Items]
Useful life	10 years
Minimum [Member] | Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Useful life	4 years
Maximum [Member] | Manufacturing equipment [Member]
Property, Plant and Equipment [Line Items]
Useful life	20 years
Maximum [Member] | Furniture and fixtures [Member]
Property, Plant and Equipment [Line Items]
Useful life	10 years
Maximum [Member] | Land improvements [Member]
Property, Plant and Equipment [Line Items]
Useful life	20 years
Maximum [Member] | Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Useful life	25 years