|
Segment Information (Continuing Operating Segments) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
segment
|
Jun. 30, 2013
|
Dec. 31, 2013
|
|
| Net revenues | $ 1,760 | $ 1,571 | $ 3,462 | $ 3,105 | |
| Interest income | 1 | 0 | 2 | 2 | |
| Purchase of property and equipment | 16 | 12 | |||
| Total assets | 13,647 | 13,647 | 12,609 | ||
| Income before Income Taxes | 311 | 415 | 926 | 604 | |
| Number of reportable segments | 2 | ||||
|
Production Monitoring [Member]
|
|||||
| Net revenues | 1,760 | 1,571 | 3,462 | 3,105 | |
| Income before Income Taxes | 107 | 117 | 174 | 201 | |
|
Investments [Member]
|
|||||
| Income before Income Taxes | $ 204 | $ 298 | $ 752 | $ 403 | |