|
Segments (Details 2) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
|
|
Panasonic [Member]
|
|||
| Information relating to the activity with customers | |||
| Percent of Consolidated Revenue | 38.00% | 35.70% | 26.50% |
| Accounts Receivable | $ 17,412 | $ 9,878 | |
|
U.S. Government [Member]
|
|||
| Information relating to the activity with customers | |||
| Percent of Consolidated Revenue | 7.20% | 9.00% | 15.00% |
| Accounts Receivable | $ 2,556 | $ 3,866 | |
| X | ||||||||||
|
- Definition
For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Percentage of revenue generated from a single external customer that accounts for 10 percent or more of an entity's revenues. No definition available.
|
| X | ||||||||||
|
- Details
|