Restructuring and Excess Facilities (Details Textual) (USD $) In Millions | 9 Months Ended | 3 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2011 | Dec. 31, 2010
Omneon [Member]
Selling, general and administrative expenses [Member] | Apr. 01, 2011
Selling, general and administrative expenses [Member] | Sep. 30, 2011
Accrued Liabilities Current [Member] | |
| Restructuring and Excess Facilities (Textual) [Abstract] | ||||
| Expenses related to business acquisition | $ 3.0 | |||
| Expected sublease income | 0.5 | |||
| Accrued excess facilities cost | 3.0 | 1.7 | ||
| Additional Restructuring and Excess Facilities (Textual) [Abstract] | ||||
| Lease payments, property taxes, insurance and other maintenance fees related to vacated facilities | 1.4 | |||
| Sublease income related to vacated facilities | $ 1.1 | |||