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Note 13 - Industry Segments (Tables)
6 Months Ended
Jun. 30, 2018
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Three Months Ended June 30, 2018
 
GIG
   
LMH
   
Unallocated
   
Total
Consolidated
 
                                 
Revenue
  $
1,290,490
    $
1,699,269
    $
-
    $
2,989,759
 
Segment gross profit
   
1,025,818
     
856,482
     
-
     
1,882,300
 
Segment loss from operations
   
(1,204,432
)    
(783,029
)    
(516,230
)    
(2,503,691
)
Capital expenditures
   
2,549
     
1,181,656
     
-
     
1,184,205
 
Depreciation and amortization
   
316,086
     
681,533
     
-
     
997,619
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
Three Months Ended June 30, 2017
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Revenue
  $
779,565
    $
1,215,318
    $
-
    $
1,994,883
 
Segment gross profit
   
711,485
     
596,094
     
-
     
1,307,579
 
Segment loss from operations
   
(418,264
)    
(699,994
)    
(271,052
)    
(1,389,310
)
Capital expenditures
   
-
     
4,468,496
     
-
     
4,468,496
 
Depreciation and amortization
   
50,678
     
605,236
     
-
     
655,914
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
Six Months Ended June 30, 2018
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Revenue
  $
2,563,244
    $
3,249,459
    $
-
    $
5,812,703
 
Segment gross profit
   
2,085,708
     
1,683,838
     
-
     
3,769,546
 
Segment loss from operations
   
(2,247,811
)    
(1,501,711
)    
(1,496,560
)    
(5,246,082
)
Capital expenditures
   
10,031
     
1,758,989
     
-
     
1,769,020
 
Depreciation and amortization
   
641,220
     
1,445,427
     
-
     
2,086,647
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
Six Months Ended June 30, 2017
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Revenue
  $
1,635,000
    $
2,229,810
    $
-
    $
3,864,810
 
Segment gross profit
   
1,380,326
     
1,119,501
     
-
     
2,499,827
 
Segment loss from operations
   
(651,948
)    
(1,158,488
)    
(678,769
)    
(2,489,205
)
Capital expenditures
   
-
     
10,586,030
     
-
     
10,586,030
 
Depreciation and amortization
   
101,357
     
1,151,250
     
-
     
1,252,607
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
As of June 30, 2018
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Accounts receivable, net
  $
469,969
    $
820,997
    $
-
    $
1,290,966
 
Goodwill
   
8,719,294
     
16,286,867
     
-
     
25,006,161
 
Total assets
   
25,237,935
     
33,256,376
     
265,949,091
     
324,443,402
 
   
 
 
 
 
 
 
 
 
 
 
 
 
Total
 
As of December 31, 2017
 
GIG
   
LMH
   
Unallocated
   
Consolidated
 
                                 
Accounts receivable, net
  $
433,225
    $
662,552
    $
-
    $
1,095,777
 
Goodwill
   
8,719,294
     
15,972,867
     
-
     
24,692,161
 
Total assets
   
25,762,437
     
32,443,777
     
95,270,870
     
153,477,084