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 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
segment
Sep. 30, 2011
Dec. 31, 2011
Sep. 30, 2012
Suttle [Member]
Sep. 30, 2011
Suttle [Member]
Jun. 30, 2011
Suttle [Member]
Sep. 30, 2012
Suttle [Member]
Sep. 30, 2011
Suttle [Member]
Sep. 30, 2012
Transition Networks [Member]
Sep. 30, 2011
Transition Networks [Member]
Sep. 30, 2012
Transition Networks [Member]
Sep. 30, 2011
Transition Networks [Member]
Sep. 30, 2012
JDL Technologies [Member]
Sep. 30, 2011
JDL Technologies [Member]
Sep. 30, 2012
JDL Technologies [Member]
Sep. 30, 2011
JDL Technologies [Member]
Sep. 30, 2012
Other [Member]
Sep. 30, 2011
Other [Member]
Sep. 30, 2012
Other [Member]
Sep. 30, 2011
Other [Member]
Segment Reporting Information [Line Items]                                            
Number of segments     3                                      
Sales $ 28,687,687 $ 41,984,570 $ 78,492,866 $ 118,437,057   $ 12,242,334 $ 10,538,277   $ 33,167,194 $ 30,275,173 $ 13,647,047 $ 27,573,925 $ 40,614,746 $ 76,507,810 $ 2,798,306 $ 3,872,368 $ 4,710,926 $ 11,654,074        
Cost of sales 17,927,814 25,429,300 47,128,483 70,097,713   8,915,366 8,179,936   24,441,885 23,152,198 6,983,935 14,845,981 19,340,790 40,265,114 2,028,513 2,403,383 3,345,808 6,680,401        
Gross profit 10,759,873 16,555,270 31,364,383 48,339,344   3,326,968 2,358,341   8,725,309 7,122,975 6,663,112 12,727,944 21,273,956 36,242,696 769,793 1,468,985 1,365,118 4,973,673        
Selling, general and administrative expenses 9,053,164 10,071,408 28,169,627 29,189,378   2,318,165 2,127,711   6,891,833 6,170,610 5,365,325 6,017,085 16,557,399 17,246,437 564,401 522,104 1,678,516 1,523,049 805,273 1,404,508 3,041,879 4,249,282
Goodwill impairment 0 0 0 1,271,986       1,272,000   1,271,986                        
Operating income 1,706,709 6,483,862 3,194,756 17,877,980   1,008,803 230,630   1,833,476 (319,621) 1,297,787 6,710,859 4,716,557 18,996,259 205,392 946,881 (313,398) 3,450,624 (805,273) (1,404,508) (3,041,879) (4,249,282)
Depreciation and amortization 512,633 537,282 1,636,887 1,571,423   216,232 257,965   699,893 743,759 198,411 184,712 638,907 526,474 25,798 23,621 80,725 80,927 72,192 70,984 217,362 220,263
Capital expenditures 834,313 666,980 2,047,771 1,635,893   292,674 284,337   958,262 881,726 117,695 348,129 277,340 699,235 9,545 4,572 24,236 15,947 414,399 29,942 787,933 38,985
Assets $ 111,283,628 $ 116,713,605 $ 111,283,628 $ 116,713,605 $ 116,658,916 $ 28,126,173 $ 24,838,494   $ 28,126,173 $ 24,838,494 $ 36,413,632 $ 38,084,903 $ 36,413,632 $ 38,084,903 $ 2,562,750 $ 2,616,360 $ 2,562,750 $ 2,616,360 $ 44,181,073 $ 51,173,848 $ 44,181,073 $ 51,173,848