Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Schedule Of Segment Information) (Details)

v2.4.0.6
Segment Information (Schedule Of Segment Information) (Details) (USD $)
 3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Dec. 31, 2011
Segment Reporting Information [Line Items]          
Sales $ 25,561,258 $ 45,429,684 $ 49,805,179 $ 76,452,487  
Cost of sales 14,905,375 26,974,099 29,200,669 44,668,413  
Gross profit 10,655,883 18,455,585 20,604,510 31,784,074  
Selling, general and administrative expenses 9,298,281 9,930,760 19,116,463 19,117,970  
Goodwill impairment 0 1,271,986 0 1,271,986  
Operating income (loss) 1,357,602 7,252,839 1,488,047 11,394,118  
Depreciation and amortization 539,564 534,918 1,124,254 1,034,140  
Capital expenditures 532,359 525,309 1,213,458 968,912  
Assets 113,316,868 116,031,383 113,316,868 116,031,383 116,658,916
Suttle [Member]
          
Segment Reporting Information [Line Items]          
Sales 10,347,556 9,049,714 20,924,860 19,736,896  
Cost of sales 7,850,557 7,009,544 15,526,519 14,972,262  
Gross profit 2,496,999 2,040,170 5,398,341 4,764,634  
Selling, general and administrative expenses 2,205,227 1,922,708 4,573,668 4,042,899  
Goodwill impairment   1,271,986   1,271,986  
Operating income (loss) 291,772 (1,154,524) 824,673 (550,251)  
Depreciation and amortization 239,636 256,880 483,661 485,794  
Capital expenditures 262,689 355,388 665,588 597,389  
Assets 28,333,064 23,207,387 28,333,064 23,207,387  
Transition Networks [Member]
          
Segment Reporting Information [Line Items]          
Sales 14,029,507 32,377,988 26,967,699 48,933,885  
Cost of sales 6,228,019 17,839,905 12,356,855 25,419,133  
Gross profit 7,801,488 14,538,083 14,610,844 23,514,752  
Selling, general and administrative expenses 5,569,837 5,896,959 11,192,074 11,229,352  
Operating income (loss) 2,231,651 8,641,124 3,418,770 12,285,400  
Depreciation and amortization 199,060 174,606 440,496 341,761  
Capital expenditures 77,194 159,554 159,645 351,105  
Assets 35,613,341 46,946,405 35,613,341 46,946,405  
JDL Technologies [Member]
          
Segment Reporting Information [Line Items]          
Sales 1,184,195 4,001,982 1,912,620 7,781,706  
Cost of sales 826,799 2,124,650 1,317,295 4,277,018  
Gross profit 357,396 1,877,332 595,325 3,504,688  
Selling, general and administrative expenses 529,147 488,125 1,114,115 1,000,945  
Operating income (loss) (171,751) 1,389,207 (518,790) 2,503,743  
Depreciation and amortization 27,836 28,818 54,927 57,306  
Capital expenditures 4,595 1,324 14,691 11,375  
Assets 2,356,158 3,936,889 2,356,158 3,936,889  
Other [Member]
          
Segment Reporting Information [Line Items]          
Selling, general and administrative expenses 994,070 1,622,968 2,236,606 2,844,774  
Operating income (loss) (994,070) (1,622,968) (2,236,606) (2,844,774)  
Depreciation and amortization 73,032 74,614 145,170 149,279  
Capital expenditures 187,881 9,043 373,534 9,043  
Assets $ 47,014,305 $ 41,940,702 $ 47,014,305 $ 41,940,702