|
Note 5 - Property and Equipment (Detail) (USD $)
|
12 Months Ended | ||
|---|---|---|---|
|
Jan. 31, 2013
|
Jan. 31, 2012
|
Nov. 01, 2011
|
|
| Property, Plant and Equipment, Net | $ 120,000 | $ 126,000 | |
| Property, Plant and Equipment, Gross | 2,979,000 | 3,536,000 | |
| Capitalized Costs, Asset Retirement Costs | 11,000 | 300,000 | |
| Depreciation, Depletion and Amortization | 100,000 | 400,000 | |
|
Cost Basis (Member) | Office Equipment [Member]
|
|||
| Property, Plant and Equipment, Gross | 400,000 | ||
|
Cost Basis (Member) | Equipment [Member]
|
|||
| Property, Plant and Equipment, Gross | 275,000 | 2,000,000 | |
|
Cost Basis (Member) | Software [Member]
|
|||
| Property, Plant and Equipment, Gross | 20,000 | ||
|
Tooling and Fixtures (Member) | China [Member]
|
|||
| Property, Plant and Equipment, Net | 45,000 | ||
|
Office Equipment [Member]
|
|||
| Property, Plant and Equipment, Gross | 619,000 | 1,020,000 | |
|
Equipment [Member]
|
|||
| Property, Plant and Equipment, Gross | 2,294,000 | 2,451,000 | |
|
Software [Member]
|
|||
| Property, Plant and Equipment, Gross | $ 66,000 | $ 65,000 | |