|
Note 6 - Acquisition (Detail) - Carrying values of the Acquired Intangible Assets: (USD $)
|
12 Months Ended |
|---|---|
|
Dec. 31, 2012
|
|
| Gross Carrying Amount | $ 611,000 |
| Accumulated Amortization | (611,000) |
|
Contractual Rights [Member]
|
|
| Weighted Average Useful Life (Years) | 5 years |
| Gross Carrying Amount | 428,000 |
| Accumulated Amortization | (428,000) |
|
Customer Relationships [Member]
|
|
| Weighted Average Useful Life (Years) | 2 years |
| Gross Carrying Amount | 62,000 |
| Accumulated Amortization | (62,000) |
|
Developed Technology Rights [Member]
|
|
| Weighted Average Useful Life (Years) | 1 year |
| Gross Carrying Amount | 111,000 |
| Accumulated Amortization | (111,000) |
|
Trade Names [Member]
|
|
| Weighted Average Useful Life (Years) | 1 year |
| Gross Carrying Amount | 10,000 |
| Accumulated Amortization | $ (10,000) |