XML 49 R31.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Other Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2013
Other Assets [Abstract] |
Schedule of Other Assets | Other assets consist of the following:
December 31, |  | 2013 |  |  | 2012 |
Patents, at cost |  | $ | 5,401 |  |  | $ | 5,021 |
Accumulated amortization |  |  | (3,075 | ) |  |  | (2,826 | )
Deposits on capital items |  |  | 14,091 |  |  |  | 3,934 |
Software development costs, at cost |  |  | 2,057 |  |  |  | 2,057 |
Accumulated amortization |  |  | (969 | ) |  |  | (498 | )
Investment in equity securities |  |  | 259 |  |  |  | 1,331 |
Other |  |  | 700 |  |  |  | 549 |
|  | $ | 18,464 |  |  | $ | 9,568 |

X
- Details
Name: | us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amounts of other assets. This disclosure includes other current assets and other noncurrent assets. + References No definition available. + Details
Name: | us-gaap_ScheduleOfOtherAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration