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Goodwill And Other Intangible Assets (Schedule Of Changes In Carrying Value Of Goodwill) (Details) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Goodwill [Line Items] |  |  |
Goodwill, beginning balance | $ 5,956,934 | $ 5,990,571 |
Impairment loss | (5,849,853) |  | (1,271,986)
Foreign currency translation | (107,081) | (33,637) |
Goodwill, ending balance |  | 5,956,934 | 5,990,571
Gross goodwill | 7,121,839 |  |
Accumulated impairment loss | (7,121,839) |  |
Balance at December 31 |  | 5,956,934 | 5,990,571
Suttle [Member] |  |  |
Goodwill [Line Items] |  |  |
Impairment loss |  |  | (1,271,986)
Goodwill, ending balance |  |  |
Gross goodwill | 1,271,986 |  |
Accumulated impairment loss | (1,271,986) |  |
Balance at December 31 |  |  |
Transition Networks [Member] |  |  |
Goodwill [Line Items] |  |  |
Goodwill, beginning balance | 5,956,934 | 5,990,571 |
Impairment loss | (5,849,853) |  |
Foreign currency translation | (107,081) | (33,637) |
Goodwill, ending balance |  | 5,956,934 |
Gross goodwill | 5,849,853 |  |
Accumulated impairment loss | (5,849,853) |  |
Balance at December 31 |  | $ 5,956,934 |

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 + Details
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- Definition Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a,h) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 + Details
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