Information Concerning Industry Segments And Major Customers (Schedule Of Segment Information) (Details) - USD ($) |
3 Months Ended | 12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Segment Reporting Information [Line Items] | |||||||||||
| Sales | $ 27,681,000 | $ 32,246,000 | $ 28,198,000 | $ 19,545,000 | $ 27,230,000 | $ 33,434,000 | $ 33,209,000 | $ 25,198,000 | $ 107,669,524 | $ 119,071,439 | $ 131,319,510 |
| Cost of sales | 76,123,362 | 76,912,881 | 86,420,982 | ||||||||
| Gross profit | 7,696,000 | 10,424,000 | 8,539,000 | 4,887,000 | 9,064,000 | 12,013,000 | 12,094,000 | 8,988,000 | 31,546,000 | 42,159,000 | 44,899,000 |
| Selling, general and administrative expenses | 40,829,755 | 38,627,801 | 36,742,869 | ||||||||
| Pension settlement costs | 1,222,276 | ||||||||||
| Impairment | 5,849,853 | ||||||||||
| Restructuring expense | 0 | 237,838 | 1,149,439 | ||||||||
| Operating (loss) income | (3,528,000) | $ 431,000 | $ (1,718,000) | $ (5,691,000) | (1,519,000) | $ 2,658,000 | $ 2,406,000 | $ (252,000) | (10,505,869) | 3,292,919 | 1,156,367 |
| Depreciation and amortization | 3,312,587 | 2,482,300 | 2,184,830 | ||||||||
| Capital expenditures | 2,394,000 | 5,577,000 | 2,699,000 | ||||||||
| Assets | 87,916,230 | 100,286,235 | 87,916,230 | 100,286,235 | 103,533,000 | ||||||
| Intersegment Eliminations [Member] | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Sales | (654,000) | ||||||||||
| Cost of sales | (62,000) | ||||||||||
| Gross profit | (592,000) | ||||||||||
| Selling, general and administrative expenses | (585,000) | ||||||||||
| Operating (loss) income | (7,000) | ||||||||||
| Capital expenditures | (7,000) | ||||||||||
| Assets | (7,000) | (7,000) | |||||||||
| Suttle [Member] | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Sales | 50,082,000 | 67,331,000 | 54,346,000 | ||||||||
| Cost of sales | 41,232,000 | 46,339,000 | 38,535,000 | ||||||||
| Gross profit | 8,850,000 | 20,992,000 | 15,811,000 | ||||||||
| Selling, general and administrative expenses | 15,285,000 | 14,389,000 | 11,869,000 | ||||||||
| Restructuring expense | 226,000 | ||||||||||
| Operating (loss) income | (6,435,000) | 6,603,000 | 3,716,000 | ||||||||
| Depreciation and amortization | 2,125,000 | 1,386,000 | 1,044,000 | ||||||||
| Capital expenditures | 1,710,000 | 4,471,000 | 1,215,000 | ||||||||
| Assets | 38,163,000 | 38,083,000 | 38,163,000 | 38,083,000 | 30,637,000 | ||||||
| Transition Networks [Member] | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Sales | 42,570,000 | 43,174,000 | 43,857,000 | ||||||||
| Cost of sales | 24,088,000 | 23,975,000 | 21,438,000 | ||||||||
| Gross profit | 18,482,000 | 19,199,000 | 22,419,000 | ||||||||
| Selling, general and administrative expenses | 22,495,000 | 21,393,000 | 21,581,000 | ||||||||
| Impairment | 5,850,000 | ||||||||||
| Restructuring expense | 238,000 | 779,000 | |||||||||
| Operating (loss) income | (4,013,000) | (2,432,000) | (5,791,000) | ||||||||
| Depreciation and amortization | 1,038,000 | 944,000 | 970,000 | ||||||||
| Capital expenditures | 313,000 | 589,000 | 919,000 | ||||||||
| Assets | 23,512,000 | 26,508,000 | 23,512,000 | 26,508,000 | 29,440,000 | ||||||
| JDL Technologies [Member] | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Sales | 15,672,000 | 8,567,000 | 33,117,000 | ||||||||
| Cost of sales | 10,866,000 | 6,599,000 | 26,448,000 | ||||||||
| Gross profit | 4,806,000 | 1,968,000 | 6,669,000 | ||||||||
| Selling, general and administrative expenses | 3,635,000 | 2,846,000 | 3,292,000 | ||||||||
| Restructuring expense | 145,000 | ||||||||||
| Operating (loss) income | 1,171,000 | (878,000) | 3,232,000 | ||||||||
| Depreciation and amortization | 150,000 | 152,000 | 171,000 | ||||||||
| Capital expenditures | 263,000 | 43,000 | 46,000 | ||||||||
| Assets | 5,964,000 | 3,816,000 | 5,964,000 | 3,816,000 | 11,350,000 | ||||||
| Other [Member] | |||||||||||
| Segment Reporting Information [Line Items] | |||||||||||
| Pension settlement costs | 1,222,000 | ||||||||||
| Operating (loss) income | (1,222,000) | ||||||||||
| Capital expenditures | 115,000 | 474,000 | 519,000 | ||||||||
| Assets | $ 20,284,000 | $ 31,879,000 | $ 20,284,000 | $ 31,879,000 | $ 32,106,000 | ||||||