Summary Of Significant Accounting Policies (Schedule Of Property And Equipment Estimated Useful Lives) (Details)	12 Months Ended
Dec. 31, 2011 years
Machinery And Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, estimated useful lives, minimum	2
Property and equipment, estimated useful lives, maximum	5
Furniture And Fixtures [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, estimated useful lives, minimum	3
Property and equipment, estimated useful lives, maximum	10

The maximum useful life of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration