XML 18 R30.htm IDEA: XBRL DOCUMENT v2.4.0.8
Other Intangible Assets (Details) (USD $)
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Other Intangible Assets      
Gross amount $ 2,987,000   $ 2,987,000
Accumulated amortization (1,760,000)   (1,641,000)
Net balance 1,227,000   1,346,000
Amortization expense related to intangible assets 119,000 134,000  
Future amortization      
2014 273,000    
2015 318,000    
2016 318,000    
2017 318,000    
Total 1,227,000    
Patents
      
Other Intangible Assets      
Estimated useful life 14 years    
Gross amount 429,000   429,000
Accumulated amortization (429,000)   (429,000)
Non-compete
      
Other Intangible Assets      
Estimated useful life 5 years    
Gross amount 512,000   512,000
Accumulated amortization (272,000)   (249,000)
Net balance 240,000   263,000
Customer list
      
Other Intangible Assets      
Estimated useful life 5 years    
Gross amount 2,046,000   2,046,000
Accumulated amortization (1,059,000)   (963,000)
Net balance $ 987,000   $ 1,083,000