Quarterly report pursuant to sections 13 or 15(d)

Other Intangible Assets (Details)

v2.4.0.6
Other Intangible Assets (Details) (USD $)
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]          
Gross Carrying Amount $ 5,030,000   $ 5,030,000   $ 4,640,000
Accumulated Amortization (1,243,000)   (1,243,000)   (382,000)
Net Carrying Amount 3,787,000   3,787,000   4,258,000
Acquired intangible asset 4,000   4,000    
Fair value of acquired intangible assets 4,204,000   4,204,000    
Amortization period of definite-lived intangible asset     5 years    
Number of definite lived permit     1    
Permit capitalized amount 545,000   545,000    
Amortization period of permit (in years)     10    
Finite lived intangible assets future amortization expense [Abstract]          
2012 (remaining) 159,000   159,000    
2013 575,000   575,000    
2014 519,000   519,000    
2015 471,000   471,000    
2016 429,000   429,000    
Total 2,153,000   2,153,000    
Amortization expense of intangible assets (111,000) 49,000 901,000 113,000  
Patents [Member]
          
Finite-Lived Intangible Assets [Line Items]          
Gross Carrying Amount 448,000   448,000   402,000
Accumulated Amortization (98,000)   (98,000)   (77,000)
Net Carrying Amount 350,000   350,000   325,000
Patents [Member] | Minimum [Member]
          
Finite-Lived Intangible Assets [Line Items]          
Useful Lives     8 years    
Patents [Member] | Maximum [Member]
          
Finite-Lived Intangible Assets [Line Items]          
Useful Lives     18 years    
Software [Member]
          
Finite-Lived Intangible Assets [Line Items]          
Useful Lives     3 years    
Gross Carrying Amount 382,000   382,000   158,000
Accumulated Amortization (100,000)   (100,000)   (66,000)
Net Carrying Amount 282,000   282,000   92,000
Noncompete Agreements [Member]
          
Finite-Lived Intangible Assets [Line Items]          
Useful Lives     5 years    
Gross Carrying Amount 265,000   265,000   265,000
Accumulated Amortization (49,000)   (49,000)   (9,000)
Net Carrying Amount 216,000   216,000   256,000
Customer Contracts [Member]
          
Finite-Lived Intangible Assets [Line Items]          
Useful Lives     6 months    
Gross Carrying Amount 565,000   565,000   445,000
Accumulated Amortization (565,000)   (565,000)   (144,000)
Net Carrying Amount 0   0   301,000
Customer Relationships [Member]
          
Finite-Lived Intangible Assets [Line Items]          
Useful Lives     12 years    
Gross Carrying Amount 3,370,000   3,370,000   3,370,000
Accumulated Amortization (431,000)   (431,000)   (86,000)
Net Carrying Amount $ 2,939,000   $ 2,939,000   $ 3,284,000