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Note 13 - Industry Segments (Tables)
3 Months Ended
Mar. 31, 2019
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
Three Months Ended March 31, 2019
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Revenue
  $
2,330,335
    $
6,780,390
    $
-
    $
9,110,725
 
Segment gross profit
   
1,044,613
     
4,068,993
     
-
     
5,113,606
 
Segment loss from operations
   
(1,318,014
)    
(1,800,748
)    
(1,669,188
)    
(4,787,950
)
Capital expenditures
   
37,955
     
845,583
     
-
     
883,538
 
Depreciation and amortization
   
316,062
     
3,375,773
     
-
     
3,691,835
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
Three Months Ended March 31, 2018
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Revenue
  $
1,272,754
    $
1,550,190
    $
-
    $
2,822,944
 
Segment gross profit
   
1,059,890
     
827,356
     
-
     
1,887,246
 
Segment loss from operations
   
(1,043,379
)    
(718,682
)    
(980,330
)    
(2,742,391
)
Capital expenditures
   
7,482
     
577,333
     
-
     
584,815
 
Depreciation and amortization
   
325,134
     
763,894
     
-
     
1,089,028
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
As of March 31, 2019
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Accounts receivable, net
  $
1,094,753
    $
3,413,171
    $
-
    $
4,507,924
 
Goodwill
   
8,719,294
     
89,966,501
     
-
     
98,685,795
 
Total assets
   
37,290,970
     
221,155,217
     
121,646,822
     
380,093,009
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
As of December 31, 2018
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Accounts receivable, net
  $
1,075,399
    $
3,389,045
    $
-
    $
4,464,444
 
Goodwill
   
8,719,294
     
89,966,501
     
-
     
98,685,795
 
Total assets
   
36,396,939
     
175,082,989
     
120,714,593
     
332,194,521