| Schedule Of Changes In Carrying Value Of Goodwill | 
        
 
		
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						Suttle 
				 | 
				
					 
						Transition Networks 
				 | 
				
					 
						Total 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						January 1, 2011 
				 | 
				
					 
						  
				 | 
				
					 
						$ 
				 | 
				
1,271,986 
				 | 
				
					 
						$ 
				 | 
				
3,288,231 
				 | 
				
					 
						$ 
				 | 
				
4,560,217 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						Impairment loss 
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
(1,271,986)
				 | 
				
					 
						  
				 | 
				
					 
						  - 
				 | 
				
					 
						  
				 | 
				
(1,271,986)
				 | 
			 
			
				| 
					 
						Acquisition 
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  - 
				 | 
				
					 
						  
				 | 
				
2,702,340 
				 | 
				
					 
						  
				 | 
				
2,702,340 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  - 
				 | 
			 
			
				| 
					 
						December 31, 2011 
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  - 
				 | 
				
					 
						  
				 | 
				
5,990,571 
				 | 
				
					 
						  
				 | 
				
5,990,571 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						Foreign currency translation 
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  - 
				 | 
				
					 
						  
				 | 
				
(33,637)
				 | 
				
					 
						  
				 | 
				
(33,637)
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						December 31, 2012 
				 | 
				
					 
						  
				 | 
				
					 
						$ 
				 | 
				
					 
						  - 
				 | 
				
					 
						$ 
				 | 
				
5,956,934 
				 | 
				
					 
						$ 
				 | 
				
5,956,934 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						Gross goodwill 
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
1,271,986 
				 | 
				
					 
						$ 
				 | 
				
5,956,934 
				 | 
				
					 
						$ 
				 | 
				
7,228,920 
				 | 
			 
			
				| 
					 
						Accumulated impairment loss 
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
(1,271,986)
				 | 
				
					 
						  
				 | 
				
					 
						  - 
				 | 
				
					 
						  
				 | 
				
(1,271,986)
				 | 
			 
			
				| 
					 
						Balance at December 31, 2012 
				 | 
				
					 
						  
				 | 
				
					 
						$ 
				 | 
				
					 
						  - 
				 | 
				
					 
						$ 
				 | 
				
5,956,934 
				 | 
				
					 
						$ 
				 | 
				
5,956,934 
				 | 
			 
		  
		
			 
		 
		  
	   
 | 
      
      
        | Schedule Of Finite-Lived Intangible Assets | 
        
 
		
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						December 31, 2012 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						Gross Carrying Amount 
				 | 
				
					 
						Accumulated Amortization 
				 | 
				
					 
						Foreign Currency Translation 
				 | 
				
					 
						Net 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						Trademarks 
				 | 
				
					 
						  
				 | 
				
81,785 
				 | 
				
(16,346)
				 | 
				
(1,018)
				 | 
				
64,421 
				 | 
			 
			
				| 
					 
						Customer relationships 
				 | 
				
					 
						  
				 | 
				
490,707 
				 | 
				
(68,652)
				 | 
				
(6,108)
				 | 
				
415,947 
				 | 
			 
			
				| 
					 
						Technology 
				 | 
				
					 
						  
				 | 
				
228,996 
				 | 
				
(64,075)
				 | 
				
(2,850)
				 | 
				
162,071 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
801,488 
				 | 
				
(149,073)
				 | 
				
(9,976)
				 | 
				
642,439 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						December 31, 2011 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						Gross Carrying Amount 
				 | 
				
					 
						Accumulated Amortization 
				 | 
				
					 
						Foreign Currency Translation 
				 | 
				
					 
						Net 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
			
				| 
					 
						Trademarks 
				 | 
				
					 
						  
				 | 
				
81,785 
				 | 
				
(4,599)
				 | 
				
(4,520)
				 | 
				
72,666 
				 | 
			 
			
				| 
					 
						Customer relationships 
				 | 
				
					 
						  
				 | 
				
490,707 
				 | 
				
(19,316)
				 | 
				
(27,114)
				 | 
				
444,277 
				 | 
			 
			
				| 
					 
						Technology 
				 | 
				
					 
						  
				 | 
				
228,996 
				 | 
				
(18,029)
				 | 
				
(12,652)
				 | 
				
198,315 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
801,488 
				 | 
				
(41,944)
				 | 
				
(44,286)
				 | 
				
715,258 
				 | 
			 
			
				| 
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
				
					 
						  
				 | 
			 
		  
		
			 
		 
		  
	   
 |