|
Commitments And Contingencies (Narrative) (Details) (USD $)
In Millions, except Share data, unless otherwise specified |
0 Months Ended | 12 Months Ended | 3 Months Ended | ||
|---|---|---|---|---|---|
|
Dec. 20, 2011
|
Dec. 31, 2011
|
Dec. 31, 2010
|
Dec. 31, 2009
|
Dec. 31, 2011
Patents [Member]
|
|
| Commitments And Contingencies [Line Items] | |||||
| Total rent expense, under non-cancellable operating leases | $ 6.7 | $ 5.6 | $ 4.9 | ||
| Deferred rent and capitalized assets | 0.3 | 0.4 | |||
| Number of shares issued under patent purchase | 974,358 | ||||
| Restricted common stock | 16.2 | ||||
| Amount allocated to acquired patents | 11.0 | 26.0 | |||
| Amount allocated to litigation settlement | $ 5.2 | $ 12.2 | |||
| Percentage of acquired patents | 50.00% | ||||
| Date of patents amortized | July 2018 | ||||
| Percentage of acquired patents in different period | 50.00% | ||||
| Date of patents amortized in different period | September 2024 | ||||
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
Number of shares restricted under patent purchase No definition available.
|
| X | ||||||||||
|
- Definition
Percentage Of Acquired Intangible Will Amortized In July Two Thousand Eighteen. No definition available.
|
| X | ||||||||||
|
- Definition
The percentage of acquired intangible will amortized in September two thousand twenty four No definition available.
|
| X | ||||||||||
|
- Definition
Period in which the first fifty percentage will amortized No definition available.
|
| X | ||||||||||
|
- Definition
Period In Which The Second Fifty Percentage Will Amortized No definition available.
|
| X | ||||||||||
|
- Definition
Property, plant and equipment, lease rent capitalized No definition available.
|
| X | ||||||||||
|
- Definition
The aggregate amount assigned to a major class of finite-lived intangible assets acquired either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amount of cash paid for the settlement of litigation or for other legal issues during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|